280038798

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1867}}^1$

素因数の和:2529

約数の個数: 48

約数和(自身を含む): 654793776

約数和(自身を除く): 374754978

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 641, 1282, 1867, 1923, 3734, 3846, 5601, 5769, 8333, 11202, 11538, 16666, 16803, 24271, 24999, 33606, 48542, 49998, 72813, 74997, 145626, 149994, 218439, 436878, 1196747, 2393494, 3590241, 7180482, 10770723, 15557711, 21541446, 31115422, 46673133, 93346266, 140019399, 280038798]

約数ペア:

[(1, 280038798), (2, 140019399), (3, 93346266), (6, 46673133), (9, 31115422), (13, 21541446), (18, 15557711), (26, 10770723), (39, 7180482), (78, 3590241), (117, 2393494), (234, 1196747), (641, 436878), (1282, 218439), (1867, 149994), (1923, 145626), (3734, 74997), (3846, 72813), (5601, 49998), (5769, 48542), (8333, 33606), (11202, 24999), (11538, 24271), (16666, 16803)]