556511254

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 958554000

約数和(自身を除く): 402042746

約数列:

[1, 2, 13, 19, 26, 38, 169, 193, 247, 338, 386, 449, 494, 898, 2509, 3211, 3667, 5018, 5837, 6422, 7334, 8531, 11674, 17062, 32617, 47671, 65234, 75881, 86657, 95342, 110903, 151762, 173314, 221806, 619723, 1126541, 1239446, 1441739, 1646483, 2253082, 2883478, 3292966, 14645033, 21404279, 29290066, 42808558, 278255627, 556511254]

約数ペア:

[(1, 556511254), (2, 278255627), (13, 42808558), (19, 29290066), (26, 21404279), (38, 14645033), (169, 3292966), (193, 2883478), (247, 2253082), (338, 1646483), (386, 1441739), (449, 1239446), (494, 1126541), (898, 619723), (2509, 221806), (3211, 173314), (3667, 151762), (5018, 110903), (5837, 95342), (6422, 86657), (7334, 75881), (8531, 65234), (11674, 47671), (17062, 32617)]