78742736

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{92857}}^1$

素因数の和:92918

約数の個数: 20

約数和(自身を含む): 155444292

約数和(自身を除く): 76701556

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 92857, 185714, 371428, 742856, 1485712, 4921421, 9842842, 19685684, 39371368, 78742736]

約数ペア:

[(1, 78742736), (2, 39371368), (4, 19685684), (8, 9842842), (16, 4921421), (53, 1485712), (106, 742856), (212, 371428), (424, 185714), (848, 92857)]