157087287

素因数分解:

$3^2\times 7^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:293

約数の個数: 72

約数和(自身を含む): 278497440

約数和(自身を除く): 121410153

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 71, 87, 147, 173, 203, 213, 261, 441, 497, 519, 609, 639, 1211, 1421, 1491, 1557, 1827, 2059, 3479, 3633, 4263, 4473, 5017, 6177, 8477, 10437, 10899, 12283, 12789, 14413, 15051, 18531, 25431, 31311, 35119, 36849, 43239, 45153, 76293, 85981, 100891, 105357, 110547, 129717, 245833, 257943, 302673, 316071, 356207, 601867, 737499, 773829, 908019, 1068621, 1805601, 2212497, 2493449, 3205863, 5416803, 7480347, 17454143, 22441041, 52362429, 157087287]

約数ペア:

[(1, 157087287), (3, 52362429), (7, 22441041), (9, 17454143), (21, 7480347), (29, 5416803), (49, 3205863), (63, 2493449), (71, 2212497), (87, 1805601), (147, 1068621), (173, 908019), (203, 773829), (213, 737499), (261, 601867), (441, 356207), (497, 316071), (519, 302673), (609, 257943), (639, 245833), (1211, 129717), (1421, 110547), (1491, 105357), (1557, 100891), (1827, 85981), (2059, 76293), (3479, 45153), (3633, 43239), (4263, 36849), (4473, 35119), (5017, 31311), (6177, 25431), (8477, 18531), (10437, 15051), (10899, 14413), (12283, 12789)]