18157863399

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:733

約数の個数: 96

約数和(自身を含む): 29067413760

約数和(自身を除く): 10909550361

約数列:

[1, 3, 13, 19, 31, 39, 43, 57, 93, 129, 247, 403, 559, 589, 593, 741, 817, 961, 1209, 1333, 1677, 1767, 1779, 2451, 2883, 3999, 7657, 7709, 10621, 11267, 12493, 17329, 18259, 18383, 22971, 23127, 25327, 25499, 31863, 33801, 37479, 41323, 51987, 54777, 55149, 75981, 76497, 123969, 146471, 237367, 238979, 329251, 331487, 349277, 439413, 484481, 537199, 569873, 712101, 716937, 785137, 790469, 987753, 994461, 1047831, 1453443, 1611597, 1709619, 2355411, 2371407, 4540601, 6298253, 7408349, 10206781, 10276097, 10827587, 13621803, 15018911, 18894759, 22225047, 24504539, 30620343, 30828291, 32482761, 45056733, 73513617, 140758631, 195245843, 318559007, 422275893, 465586241, 585737529, 955677021, 1396758723, 6052621133, 18157863399]

約数ペア:

[(1, 18157863399), (3, 6052621133), (13, 1396758723), (19, 955677021), (31, 585737529), (39, 465586241), (43, 422275893), (57, 318559007), (93, 195245843), (129, 140758631), (247, 73513617), (403, 45056733), (559, 32482761), (589, 30828291), (593, 30620343), (741, 24504539), (817, 22225047), (961, 18894759), (1209, 15018911), (1333, 13621803), (1677, 10827587), (1767, 10276097), (1779, 10206781), (2451, 7408349), (2883, 6298253), (3999, 4540601), (7657, 2371407), (7709, 2355411), (10621, 1709619), (11267, 1611597), (12493, 1453443), (17329, 1047831), (18259, 994461), (18383, 987753), (22971, 790469), (23127, 785137), (25327, 716937), (25499, 712101), (31863, 569873), (33801, 537199), (37479, 484481), (41323, 439413), (51987, 349277), (54777, 331487), (55149, 329251), (75981, 238979), (76497, 237367), (123969, 146471)]