64791615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{691}}^1$

素因数の和:772

約数の個数: 64

約数和(自身を含む): 127549440

約数和(自身を除く): 62757825

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 47, 57, 95, 105, 133, 141, 235, 285, 329, 399, 665, 691, 705, 893, 987, 1645, 1995, 2073, 2679, 3455, 4465, 4837, 4935, 6251, 10365, 13129, 13395, 14511, 18753, 24185, 31255, 32477, 39387, 65645, 72555, 91903, 93765, 97431, 162385, 196935, 227339, 275709, 459515, 487155, 617063, 682017, 1136695, 1378545, 1851189, 3085315, 3410085, 4319441, 9255945, 12958323, 21597205, 64791615]

約数ペア:

[(1, 64791615), (3, 21597205), (5, 12958323), (7, 9255945), (15, 4319441), (19, 3410085), (21, 3085315), (35, 1851189), (47, 1378545), (57, 1136695), (95, 682017), (105, 617063), (133, 487155), (141, 459515), (235, 275709), (285, 227339), (329, 196935), (399, 162385), (665, 97431), (691, 93765), (705, 91903), (893, 72555), (987, 65645), (1645, 39387), (1995, 32477), (2073, 31255), (2679, 24185), (3455, 18753), (4465, 14511), (4837, 13395), (4935, 13129), (6251, 10365)]