139624737

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1\times {\mathrm{379}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 218004480

約数和(自身を除く): 78379743

約数列:

[1, 3, 7, 21, 53, 159, 331, 371, 379, 993, 1113, 1137, 2317, 2653, 6951, 7959, 17543, 20087, 52629, 60261, 122801, 125449, 140609, 368403, 376347, 421827, 878143, 2634429, 6648797, 19946391, 46541579, 139624737]

約数ペア:

[(1, 139624737), (3, 46541579), (7, 19946391), (21, 6648797), (53, 2634429), (159, 878143), (331, 421827), (371, 376347), (379, 368403), (993, 140609), (1113, 125449), (1137, 122801), (2317, 60261), (2653, 52629), (6951, 20087), (7959, 17543)]