63997888

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{32257}}^1$

素因数の和:32300

約数の個数: 28

約数和(自身を含む): 131096512

約数和(自身を除く): 67098624

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 32257, 64514, 129028, 258056, 516112, 999967, 1032224, 1999934, 2064448, 3999868, 7999736, 15999472, 31998944, 63997888]

約数ペア:

[(1, 63997888), (2, 31998944), (4, 15999472), (8, 7999736), (16, 3999868), (31, 2064448), (32, 1999934), (62, 1032224), (64, 999967), (124, 516112), (248, 258056), (496, 129028), (992, 64514), (1984, 32257)]