161768061

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:208

約数の個数: 96

約数和(自身を含む): 305760000

約数和(自身を除く): 143991939

約数列:

[1, 3, 7, 9, 13, 21, 29, 39, 49, 63, 87, 91, 117, 139, 147, 203, 261, 273, 343, 377, 417, 441, 609, 637, 819, 973, 1029, 1131, 1251, 1421, 1807, 1827, 1911, 2639, 2919, 3087, 3393, 4031, 4263, 4459, 5421, 5733, 6811, 7917, 8757, 9947, 12093, 12649, 12789, 13377, 16263, 18473, 20433, 23751, 28217, 29841, 36279, 37947, 40131, 47677, 52403, 55419, 61299, 84651, 88543, 89523, 113841, 129311, 143031, 157209, 166257, 197519, 253953, 265629, 366821, 387933, 429093, 471627, 592557, 619801, 796887, 1100463, 1163799, 1382633, 1777671, 1859403, 2567747, 3301389, 4147899, 5578209, 7703241, 12443697, 17974229, 23109723, 53922687, 161768061]

約数ペア:

[(1, 161768061), (3, 53922687), (7, 23109723), (9, 17974229), (13, 12443697), (21, 7703241), (29, 5578209), (39, 4147899), (49, 3301389), (63, 2567747), (87, 1859403), (91, 1777671), (117, 1382633), (139, 1163799), (147, 1100463), (203, 796887), (261, 619801), (273, 592557), (343, 471627), (377, 429093), (417, 387933), (441, 366821), (609, 265629), (637, 253953), (819, 197519), (973, 166257), (1029, 157209), (1131, 143031), (1251, 129311), (1421, 113841), (1807, 89523), (1827, 88543), (1911, 84651), (2639, 61299), (2919, 55419), (3087, 52403), (3393, 47677), (4031, 40131), (4263, 37947), (4459, 36279), (5421, 29841), (5733, 28217), (6811, 23751), (7917, 20433), (8757, 18473), (9947, 16263), (12093, 13377), (12649, 12789)]