78164606

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1987}}^1$

素因数の和:2108

約数の個数: 32

約数和(自身を含む): 135263520

約数和(自身を除く): 57098914

約数列:

[1, 2, 13, 17, 26, 34, 89, 178, 221, 442, 1157, 1513, 1987, 2314, 3026, 3974, 19669, 25831, 33779, 39338, 51662, 67558, 176843, 353686, 439127, 878254, 2298959, 3006331, 4597918, 6012662, 39082303, 78164606]

約数ペア:

[(1, 78164606), (2, 39082303), (13, 6012662), (17, 4597918), (26, 3006331), (34, 2298959), (89, 878254), (178, 439127), (221, 353686), (442, 176843), (1157, 67558), (1513, 51662), (1987, 39338), (2314, 33779), (3026, 25831), (3974, 19669)]