678998528

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{102013}}^1$

素因数の和:102044

約数の個数: 40

約数和(自身を含む): 1461044508

約数和(自身を除く): 782045980

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 6656, 102013, 204026, 408052, 816104, 1326169, 1632208, 2652338, 3264416, 5304676, 6528832, 10609352, 13057664, 21218704, 26115328, 42437408, 52230656, 84874816, 169749632, 339499264, 678998528]

約数ペア:

[(1, 678998528), (2, 339499264), (4, 169749632), (8, 84874816), (13, 52230656), (16, 42437408), (26, 26115328), (32, 21218704), (52, 13057664), (64, 10609352), (104, 6528832), (128, 5304676), (208, 3264416), (256, 2652338), (416, 1632208), (512, 1326169), (832, 816104), (1664, 408052), (3328, 204026), (6656, 102013)]