388683828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{367}}^1$

素因数の和:494

約数の個数: 144

約数和(自身を含む): 1110194176

約数和(自身を除く): 721510348

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 62, 73, 78, 93, 117, 124, 146, 156, 186, 219, 234, 279, 292, 367, 372, 403, 438, 468, 558, 657, 734, 806, 876, 949, 1101, 1116, 1209, 1314, 1468, 1612, 1898, 2202, 2263, 2418, 2628, 2847, 3303, 3627, 3796, 4404, 4526, 4771, 4836, 5694, 6606, 6789, 7254, 8541, 9052, 9542, 11377, 11388, 13212, 13578, 14313, 14508, 17082, 19084, 20367, 22754, 26791, 27156, 28626, 29419, 34131, 34164, 40734, 42939, 45508, 53582, 57252, 58838, 68262, 80373, 81468, 85878, 88257, 102393, 107164, 117676, 136524, 147901, 160746, 171756, 176514, 204786, 241119, 264771, 295802, 321492, 348283, 353028, 409572, 443703, 482238, 529542, 591604, 696566, 830521, 887406, 964476, 1044849, 1059084, 1331109, 1393132, 1661042, 1774812, 2089698, 2491563, 2662218, 3134547, 3322084, 4179396, 4983126, 5324436, 6269094, 7474689, 9966252, 10796773, 12538188, 14949378, 21593546, 29898756, 32390319, 43187092, 64780638, 97170957, 129561276, 194341914, 388683828]

約数ペア:

[(1, 388683828), (2, 194341914), (3, 129561276), (4, 97170957), (6, 64780638), (9, 43187092), (12, 32390319), (13, 29898756), (18, 21593546), (26, 14949378), (31, 12538188), (36, 10796773), (39, 9966252), (52, 7474689), (62, 6269094), (73, 5324436), (78, 4983126), (93, 4179396), (117, 3322084), (124, 3134547), (146, 2662218), (156, 2491563), (186, 2089698), (219, 1774812), (234, 1661042), (279, 1393132), (292, 1331109), (367, 1059084), (372, 1044849), (403, 964476), (438, 887406), (468, 830521), (558, 696566), (657, 591604), (734, 529542), (806, 482238), (876, 443703), (949, 409572), (1101, 353028), (1116, 348283), (1209, 321492), (1314, 295802), (1468, 264771), (1612, 241119), (1898, 204786), (2202, 176514), (2263, 171756), (2418, 160746), (2628, 147901), (2847, 136524), (3303, 117676), (3627, 107164), (3796, 102393), (4404, 88257), (4526, 85878), (4771, 81468), (4836, 80373), (5694, 68262), (6606, 58838), (6789, 57252), (7254, 53582), (8541, 45508), (9052, 42939), (9542, 40734), (11377, 34164), (11388, 34131), (13212, 29419), (13578, 28626), (14313, 27156), (14508, 26791), (17082, 22754), (19084, 20367)]