2197351492

素因数分解:

$2^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{163}}^1\times {\mathrm{631}}^1$

素因数の和:921

約数の個数: 72

約数和(自身を含む): 4549110720

約数和(自身を除く): 2351759228

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 109, 163, 196, 218, 326, 436, 631, 652, 763, 1141, 1262, 1526, 2282, 2524, 3052, 4417, 4564, 5341, 7987, 8834, 10682, 15974, 17668, 17767, 21364, 30919, 31948, 35534, 61838, 68779, 71068, 102853, 123676, 124369, 137558, 205706, 248738, 275116, 411412, 481453, 497476, 719971, 870583, 962906, 1439942, 1741166, 1925812, 2879884, 3370171, 3482332, 5039797, 6740342, 10079594, 11210977, 13480684, 20159188, 22421954, 44843908, 78476839, 156953678, 313907356, 549337873, 1098675746, 2197351492]

約数ペア:

[(1, 2197351492), (2, 1098675746), (4, 549337873), (7, 313907356), (14, 156953678), (28, 78476839), (49, 44843908), (98, 22421954), (109, 20159188), (163, 13480684), (196, 11210977), (218, 10079594), (326, 6740342), (436, 5039797), (631, 3482332), (652, 3370171), (763, 2879884), (1141, 1925812), (1262, 1741166), (1526, 1439942), (2282, 962906), (2524, 870583), (3052, 719971), (4417, 497476), (4564, 481453), (5341, 411412), (7987, 275116), (8834, 248738), (10682, 205706), (15974, 137558), (17668, 124369), (17767, 123676), (21364, 102853), (30919, 71068), (31948, 68779), (35534, 61838)]