399894792

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:555

約数の個数: 128

約数和(自身を含む): 1137438720

約数和(自身を除く): 737543928

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 31, 33, 44, 62, 66, 88, 93, 124, 131, 132, 186, 248, 262, 264, 341, 372, 373, 393, 524, 682, 744, 746, 786, 1023, 1048, 1119, 1364, 1441, 1492, 1572, 2046, 2238, 2728, 2882, 2984, 3144, 4061, 4092, 4103, 4323, 4476, 5764, 8122, 8184, 8206, 8646, 8952, 11528, 11563, 12183, 12309, 16244, 16412, 17292, 23126, 24366, 24618, 32488, 32824, 34584, 34689, 44671, 46252, 48732, 48863, 49236, 69378, 89342, 92504, 97464, 97726, 98472, 127193, 134013, 138756, 146589, 178684, 195452, 254386, 268026, 277512, 293178, 357368, 381579, 390904, 508772, 536052, 537493, 586356, 763158, 1017544, 1072104, 1074986, 1172712, 1514753, 1526316, 1612479, 2149972, 3029506, 3052632, 3224958, 4299944, 4544259, 6059012, 6449916, 9088518, 12118024, 12899832, 16662283, 18177036, 33324566, 36354072, 49986849, 66649132, 99973698, 133298264, 199947396, 399894792]

約数ペア:

[(1, 399894792), (2, 199947396), (3, 133298264), (4, 99973698), (6, 66649132), (8, 49986849), (11, 36354072), (12, 33324566), (22, 18177036), (24, 16662283), (31, 12899832), (33, 12118024), (44, 9088518), (62, 6449916), (66, 6059012), (88, 4544259), (93, 4299944), (124, 3224958), (131, 3052632), (132, 3029506), (186, 2149972), (248, 1612479), (262, 1526316), (264, 1514753), (341, 1172712), (372, 1074986), (373, 1072104), (393, 1017544), (524, 763158), (682, 586356), (744, 537493), (746, 536052), (786, 508772), (1023, 390904), (1048, 381579), (1119, 357368), (1364, 293178), (1441, 277512), (1492, 268026), (1572, 254386), (2046, 195452), (2238, 178684), (2728, 146589), (2882, 138756), (2984, 134013), (3144, 127193), (4061, 98472), (4092, 97726), (4103, 97464), (4323, 92504), (4476, 89342), (5764, 69378), (8122, 49236), (8184, 48863), (8206, 48732), (8646, 46252), (8952, 44671), (11528, 34689), (11563, 34584), (12183, 32824), (12309, 32488), (16244, 24618), (16412, 24366), (17292, 23126)]