128618604

素因数分解:

$2^2\times 3^4\times {\mathrm{396971}}^1$

素因数の和:396987

約数の個数: 30

約数和(自身を含む): 336235284

約数和(自身を除く): 207616680

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 396971, 793942, 1190913, 1587884, 2381826, 3572739, 4763652, 7145478, 10718217, 14290956, 21436434, 32154651, 42872868, 64309302, 128618604]

約数ペア:

[(1, 128618604), (2, 64309302), (3, 42872868), (4, 32154651), (6, 21436434), (9, 14290956), (12, 10718217), (18, 7145478), (27, 4763652), (36, 3572739), (54, 2381826), (81, 1587884), (108, 1190913), (162, 793942), (324, 396971)]