8475642

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{491}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 21183552

約数和(自身を除く): 12707910

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 137, 274, 411, 491, 822, 959, 982, 1233, 1473, 1918, 2466, 2877, 2946, 3437, 4419, 5754, 6874, 8631, 8838, 10311, 17262, 20622, 30933, 61866, 67267, 134534, 201801, 403602, 470869, 605403, 941738, 1210806, 1412607, 2825214, 4237821, 8475642]

約数ペア:

[(1, 8475642), (2, 4237821), (3, 2825214), (6, 1412607), (7, 1210806), (9, 941738), (14, 605403), (18, 470869), (21, 403602), (42, 201801), (63, 134534), (126, 67267), (137, 61866), (274, 30933), (411, 20622), (491, 17262), (822, 10311), (959, 8838), (982, 8631), (1233, 6874), (1473, 5754), (1918, 4419), (2466, 3437), (2877, 2946)]