42131258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:902

約数の個数: 32

約数和(自身を含む): 71487360

約数和(自身を除く): 29356102

約数列:

[1, 2, 13, 26, 29, 58, 71, 142, 377, 754, 787, 923, 1574, 1846, 2059, 4118, 10231, 20462, 22823, 26767, 45646, 53534, 55877, 111754, 296699, 593398, 726401, 1452802, 1620433, 3240866, 21065629, 42131258]

約数ペア:

[(1, 42131258), (2, 21065629), (13, 3240866), (26, 1620433), (29, 1452802), (58, 726401), (71, 593398), (142, 296699), (377, 111754), (754, 55877), (787, 53534), (923, 45646), (1574, 26767), (1846, 22823), (2059, 20462), (4118, 10231)]