205706514

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{353}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 460551168

約数和(自身を除く): 254844654

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 241, 353, 403, 482, 706, 723, 806, 1059, 1209, 1446, 2118, 2418, 3133, 4589, 6266, 7471, 9178, 9399, 10943, 13767, 14942, 18798, 21886, 22413, 27534, 32829, 44826, 65658, 85073, 97123, 142259, 170146, 194246, 255219, 284518, 291369, 426777, 510438, 582738, 853554, 1105949, 2211898, 2637263, 3317847, 5274526, 6635694, 7911789, 15823578, 34284419, 68568838, 102853257, 205706514]

約数ペア:

[(1, 205706514), (2, 102853257), (3, 68568838), (6, 34284419), (13, 15823578), (26, 7911789), (31, 6635694), (39, 5274526), (62, 3317847), (78, 2637263), (93, 2211898), (186, 1105949), (241, 853554), (353, 582738), (403, 510438), (482, 426777), (706, 291369), (723, 284518), (806, 255219), (1059, 194246), (1209, 170146), (1446, 142259), (2118, 97123), (2418, 85073), (3133, 65658), (4589, 44826), (6266, 32829), (7471, 27534), (9178, 22413), (9399, 21886), (10943, 18798), (13767, 14942)]