16540788

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^2\times {\mathrm{149}}^1$

素因数の和:225

約数の個数: 72

約数和(自身を含む): 43898400

約数和(自身を除く): 27357612

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 132, 149, 174, 298, 319, 348, 447, 596, 638, 841, 894, 957, 1276, 1639, 1682, 1788, 1914, 2523, 3278, 3364, 3828, 4321, 4917, 5046, 6556, 8642, 9251, 9834, 10092, 12963, 17284, 18502, 19668, 25926, 27753, 37004, 47531, 51852, 55506, 95062, 111012, 125309, 142593, 190124, 250618, 285186, 375927, 501236, 570372, 751854, 1378399, 1503708, 2756798, 4135197, 5513596, 8270394, 16540788]

約数ペア:

[(1, 16540788), (2, 8270394), (3, 5513596), (4, 4135197), (6, 2756798), (11, 1503708), (12, 1378399), (22, 751854), (29, 570372), (33, 501236), (44, 375927), (58, 285186), (66, 250618), (87, 190124), (116, 142593), (132, 125309), (149, 111012), (174, 95062), (298, 55506), (319, 51852), (348, 47531), (447, 37004), (596, 27753), (638, 25926), (841, 19668), (894, 18502), (957, 17284), (1276, 12963), (1639, 10092), (1682, 9834), (1788, 9251), (1914, 8642), (2523, 6556), (3278, 5046), (3364, 4917), (3828, 4321)]