987124456444

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{488309}}^1$

素因数の和:488459

約数の個数: 96

約数和(自身を含む): 2136875811840

約数和(自身を除く): 1149751355396

約数列:

[1, 2, 4, 7, 14, 23, 28, 43, 46, 73, 86, 92, 146, 161, 172, 292, 301, 322, 511, 602, 644, 989, 1022, 1204, 1679, 1978, 2044, 3139, 3358, 3956, 6278, 6716, 6923, 11753, 12556, 13846, 21973, 23506, 27692, 43946, 47012, 72197, 87892, 144394, 288788, 488309, 505379, 976618, 1010758, 1953236, 2021516, 3418163, 6836326, 11231107, 13672652, 20997287, 22462214, 35646557, 41994574, 44924428, 71293114, 78617749, 83989148, 142586228, 146981009, 157235498, 249525899, 293962018, 314470996, 482937601, 499051798, 587924036, 819870811, 965875202, 998103596, 1532801951, 1639741622, 1931750404, 3065603902, 3279483244, 3380563207, 5739095677, 6131207804, 6761126414, 10729613657, 11478191354, 13522252828, 21459227314, 22956382708, 35254444873, 42918454628, 70508889746, 141017779492, 246781114111, 493562228222, 987124456444]

約数ペア:

[(1, 987124456444), (2, 493562228222), (4, 246781114111), (7, 141017779492), (14, 70508889746), (23, 42918454628), (28, 35254444873), (43, 22956382708), (46, 21459227314), (73, 13522252828), (86, 11478191354), (92, 10729613657), (146, 6761126414), (161, 6131207804), (172, 5739095677), (292, 3380563207), (301, 3279483244), (322, 3065603902), (511, 1931750404), (602, 1639741622), (644, 1532801951), (989, 998103596), (1022, 965875202), (1204, 819870811), (1679, 587924036), (1978, 499051798), (2044, 482937601), (3139, 314470996), (3358, 293962018), (3956, 249525899), (6278, 157235498), (6716, 146981009), (6923, 142586228), (11753, 83989148), (12556, 78617749), (13846, 71293114), (21973, 44924428), (23506, 41994574), (27692, 35646557), (43946, 22462214), (47012, 20997287), (72197, 13672652), (87892, 11231107), (144394, 6836326), (288788, 3418163), (488309, 2021516), (505379, 1953236), (976618, 1010758)]