15661444428

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{786691}}^1$

素因数の和:786787

約数の個数: 72

約数和(自身を含む): 45816942080

約数和(自身を除く): 30155497652

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 948, 1106, 1422, 1659, 2212, 2844, 3318, 4977, 6636, 9954, 19908, 786691, 1573382, 2360073, 3146764, 4720146, 5506837, 7080219, 9440292, 11013674, 14160438, 16520511, 22027348, 28320876, 33041022, 49561533, 62148589, 66082044, 99123066, 124297178, 186445767, 198246132, 248594356, 372891534, 435040123, 559337301, 745783068, 870080246, 1118674602, 1305120369, 1740160492, 2237349204, 2610240738, 3915361107, 5220481476, 7830722214, 15661444428]

約数ペア:

[(1, 15661444428), (2, 7830722214), (3, 5220481476), (4, 3915361107), (6, 2610240738), (7, 2237349204), (9, 1740160492), (12, 1305120369), (14, 1118674602), (18, 870080246), (21, 745783068), (28, 559337301), (36, 435040123), (42, 372891534), (63, 248594356), (79, 198246132), (84, 186445767), (126, 124297178), (158, 99123066), (237, 66082044), (252, 62148589), (316, 49561533), (474, 33041022), (553, 28320876), (711, 22027348), (948, 16520511), (1106, 14160438), (1422, 11013674), (1659, 9440292), (2212, 7080219), (2844, 5506837), (3318, 4720146), (4977, 3146764), (6636, 2360073), (9954, 1573382), (19908, 786691)]