305354588

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{31981}}^1$

素因数の和:32034

約数の個数: 48

約数和(自身を含む): 687740928

約数和(自身を除く): 382386340

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 31, 44, 62, 77, 124, 154, 217, 308, 341, 434, 682, 868, 1364, 2387, 4774, 9548, 31981, 63962, 127924, 223867, 351791, 447734, 703582, 895468, 991411, 1407164, 1982822, 2462537, 3965644, 4925074, 6939877, 9850148, 10905521, 13879754, 21811042, 27759508, 43622084, 76338647, 152677294, 305354588]

約数ペア:

[(1, 305354588), (2, 152677294), (4, 76338647), (7, 43622084), (11, 27759508), (14, 21811042), (22, 13879754), (28, 10905521), (31, 9850148), (44, 6939877), (62, 4925074), (77, 3965644), (124, 2462537), (154, 1982822), (217, 1407164), (308, 991411), (341, 895468), (434, 703582), (682, 447734), (868, 351791), (1364, 223867), (2387, 127924), (4774, 63962), (9548, 31981)]