1581567351

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{953}}^1\times {\mathrm{6079}}^1$

素因数の和:7055

約数の個数: 32

約数和(自身を含む): 2598543360

約数和(自身を除く): 1016976009

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 953, 2859, 6079, 6671, 12389, 18237, 20013, 37167, 42553, 79027, 86723, 127659, 237081, 260169, 553189, 1659567, 5793287, 17379861, 40553009, 75312731, 121659027, 225938193, 527189117, 1581567351]

約数ペア:

[(1, 1581567351), (3, 527189117), (7, 225938193), (13, 121659027), (21, 75312731), (39, 40553009), (91, 17379861), (273, 5793287), (953, 1659567), (2859, 553189), (6079, 260169), (6671, 237081), (12389, 127659), (18237, 86723), (20013, 79027), (37167, 42553)]