3945214

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 7439040

約数和(自身を除く): 3493826

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 182, 371, 409, 689, 742, 818, 1378, 2863, 4823, 5317, 5726, 9646, 10634, 21677, 37219, 43354, 74438, 151739, 281801, 303478, 563602, 1972607, 3945214]

約数ペア:

[(1, 3945214), (2, 1972607), (7, 563602), (13, 303478), (14, 281801), (26, 151739), (53, 74438), (91, 43354), (106, 37219), (182, 21677), (371, 10634), (409, 9646), (689, 5726), (742, 5317), (818, 4823), (1378, 2863)]