279661382

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{857}}^1$

素因数の和:1053

約数の個数: 64

約数和(自身を含む): 567350784

約数和(自身を除く): 287689402

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 163, 182, 286, 326, 857, 1001, 1141, 1714, 1793, 2002, 2119, 2282, 3586, 4238, 5999, 9427, 11141, 11998, 12551, 14833, 18854, 22282, 23309, 25102, 29666, 46618, 65989, 77987, 122551, 131978, 139691, 155974, 163163, 245102, 279382, 326326, 857857, 977837, 1536601, 1715714, 1815983, 1955674, 3073202, 3631966, 10756207, 12711881, 19975813, 21512414, 25423762, 39951626, 139830691, 279661382]

約数ペア:

[(1, 279661382), (2, 139830691), (7, 39951626), (11, 25423762), (13, 21512414), (14, 19975813), (22, 12711881), (26, 10756207), (77, 3631966), (91, 3073202), (143, 1955674), (154, 1815983), (163, 1715714), (182, 1536601), (286, 977837), (326, 857857), (857, 326326), (1001, 279382), (1141, 245102), (1714, 163163), (1793, 155974), (2002, 139691), (2119, 131978), (2282, 122551), (3586, 77987), (4238, 65989), (5999, 46618), (9427, 29666), (11141, 25102), (11998, 23309), (12551, 22282), (14833, 18854)]