640966704777

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{5329531}}^1$

素因数の和:5329650

約数の個数: 48

約数和(自身を含む): 1117410997248

約数和(自身を除く): 476444292471

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 83, 161, 207, 249, 483, 581, 747, 1449, 1743, 1909, 5229, 5727, 13363, 17181, 40089, 120267, 5329531, 15988593, 37306717, 47965779, 111920151, 122579213, 335760453, 367737639, 442351073, 858054491, 1103212917, 1327053219, 2574163473, 3096457511, 3981159657, 7722490419, 9289372533, 10174074679, 27868117599, 30522224037, 71218522753, 91566672111, 213655568259, 640966704777]

約数ペア:

[(1, 640966704777), (3, 213655568259), (7, 91566672111), (9, 71218522753), (21, 30522224037), (23, 27868117599), (63, 10174074679), (69, 9289372533), (83, 7722490419), (161, 3981159657), (207, 3096457511), (249, 2574163473), (483, 1327053219), (581, 1103212917), (747, 858054491), (1449, 442351073), (1743, 367737639), (1909, 335760453), (5229, 122579213), (5727, 111920151), (13363, 47965779), (17181, 37306717), (40089, 15988593), (120267, 5329531)]