257380296

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{202343}}^1$

素因数の和:202405

約数の個数: 32

約数和(自身を含む): 655594560

約数和(自身を除く): 398214264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 202343, 404686, 607029, 809372, 1214058, 1618744, 2428116, 4856232, 10724179, 21448358, 32172537, 42896716, 64345074, 85793432, 128690148, 257380296]

約数ペア:

[(1, 257380296), (2, 128690148), (3, 85793432), (4, 64345074), (6, 42896716), (8, 32172537), (12, 21448358), (24, 10724179), (53, 4856232), (106, 2428116), (159, 1618744), (212, 1214058), (318, 809372), (424, 607029), (636, 404686), (1272, 202343)]