671771984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{104183}}^1$

素因数の和:104235

約数の個数: 40

約数和(自身を含む): 1446907392

約数和(自身を除く): 775135408

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 104183, 208366, 416732, 833464, 1354379, 1666928, 2708758, 3229673, 5417516, 6459346, 10835032, 12918692, 21670064, 25837384, 41985749, 51674768, 83971498, 167942996, 335885992, 671771984]

約数ペア:

[(1, 671771984), (2, 335885992), (4, 167942996), (8, 83971498), (13, 51674768), (16, 41985749), (26, 25837384), (31, 21670064), (52, 12918692), (62, 10835032), (104, 6459346), (124, 5417516), (208, 3229673), (248, 2708758), (403, 1666928), (496, 1354379), (806, 833464), (1612, 416732), (3224, 208366), (6448, 104183)]