25798122

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{491}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 66124800

約数和(自身を除く): 40326678

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 139, 189, 278, 378, 417, 491, 834, 973, 982, 1251, 1473, 1946, 2502, 2919, 2946, 3437, 3753, 4419, 5838, 6874, 7506, 8757, 8838, 10311, 13257, 17514, 20622, 26271, 26514, 30933, 52542, 61866, 68249, 92799, 136498, 185598, 204747, 409494, 477743, 614241, 955486, 1228482, 1433229, 1842723, 2866458, 3685446, 4299687, 8599374, 12899061, 25798122]

約数ペア:

[(1, 25798122), (2, 12899061), (3, 8599374), (6, 4299687), (7, 3685446), (9, 2866458), (14, 1842723), (18, 1433229), (21, 1228482), (27, 955486), (42, 614241), (54, 477743), (63, 409494), (126, 204747), (139, 185598), (189, 136498), (278, 92799), (378, 68249), (417, 61866), (491, 52542), (834, 30933), (973, 26514), (982, 26271), (1251, 20622), (1473, 17514), (1946, 13257), (2502, 10311), (2919, 8838), (2946, 8757), (3437, 7506), (3753, 6874), (4419, 5838)]