81019644

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1\times {\mathrm{401}}^1$

素因数の和:670

約数の個数: 48

約数和(自身を含む): 192477600

約数和(自身を除く): 111457956

約数列:

[1, 2, 3, 4, 6, 12, 113, 149, 226, 298, 339, 401, 447, 452, 596, 678, 802, 894, 1203, 1356, 1604, 1788, 2406, 4812, 16837, 33674, 45313, 50511, 59749, 67348, 90626, 101022, 119498, 135939, 179247, 181252, 202044, 238996, 271878, 358494, 543756, 716988, 6751637, 13503274, 20254911, 27006548, 40509822, 81019644]

約数ペア:

[(1, 81019644), (2, 40509822), (3, 27006548), (4, 20254911), (6, 13503274), (12, 6751637), (113, 716988), (149, 543756), (226, 358494), (298, 271878), (339, 238996), (401, 202044), (447, 181252), (452, 179247), (596, 135939), (678, 119498), (802, 101022), (894, 90626), (1203, 67348), (1356, 59749), (1604, 50511), (1788, 45313), (2406, 33674), (4812, 16837)]