421408

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{1013}}^1$

素因数の和:1036

約数の個数: 24

約数和(自身を含む): 894348

約数和(自身を除く): 472940

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 1013, 2026, 4052, 8104, 13169, 16208, 26338, 32416, 52676, 105352, 210704, 421408]

約数ペア:

[(1, 421408), (2, 210704), (4, 105352), (8, 52676), (13, 32416), (16, 26338), (26, 16208), (32, 13169), (52, 8104), (104, 4052), (208, 2026), (416, 1013)]