660120916

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{6547}}^1$

素因数の和:6848

約数の個数: 48

約数和(自身を含む): 1427149696

約数和(自身を除く): 767028780

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 277, 364, 554, 1108, 1939, 3601, 3878, 6547, 7202, 7756, 13094, 14404, 25207, 26188, 45829, 50414, 85111, 91658, 100828, 170222, 183316, 340444, 595777, 1191554, 1813519, 2383108, 3627038, 7254076, 12694633, 23575747, 25389266, 47151494, 50778532, 94302988, 165030229, 330060458, 660120916]

約数ペア:

[(1, 660120916), (2, 330060458), (4, 165030229), (7, 94302988), (13, 50778532), (14, 47151494), (26, 25389266), (28, 23575747), (52, 12694633), (91, 7254076), (182, 3627038), (277, 2383108), (364, 1813519), (554, 1191554), (1108, 595777), (1939, 340444), (3601, 183316), (3878, 170222), (6547, 100828), (7202, 91658), (7756, 85111), (13094, 50414), (14404, 45829), (25207, 26188)]