427536428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{65213}}^1$

素因数の和:65377

約数の個数: 24

約数和(自身を含む): 821696400

約数和(自身を除く): 394159972

約数列:

[1, 2, 4, 11, 22, 44, 149, 298, 596, 1639, 3278, 6556, 65213, 130426, 260852, 717343, 1434686, 2869372, 9716737, 19433474, 38866948, 106884107, 213768214, 427536428]

約数ペア:

[(1, 427536428), (2, 213768214), (4, 106884107), (11, 38866948), (22, 19433474), (44, 9716737), (149, 2869372), (298, 1434686), (596, 717343), (1639, 260852), (3278, 130426), (6556, 65213)]