168294256

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{571}}^1$

素因数の和:714

約数の個数: 60

約数和(自身を含む): 356945160

約数和(自身を除く): 188650904

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 109, 169, 208, 218, 338, 436, 571, 676, 872, 1142, 1352, 1417, 1744, 2284, 2704, 2834, 4568, 5668, 7423, 9136, 11336, 14846, 18421, 22672, 29692, 36842, 59384, 62239, 73684, 96499, 118768, 124478, 147368, 192998, 248956, 294736, 385996, 497912, 771992, 809107, 995824, 1543984, 1618214, 3236428, 6472856, 10518391, 12945712, 21036782, 42073564, 84147128, 168294256]

約数ペア:

[(1, 168294256), (2, 84147128), (4, 42073564), (8, 21036782), (13, 12945712), (16, 10518391), (26, 6472856), (52, 3236428), (104, 1618214), (109, 1543984), (169, 995824), (208, 809107), (218, 771992), (338, 497912), (436, 385996), (571, 294736), (676, 248956), (872, 192998), (1142, 147368), (1352, 124478), (1417, 118768), (1744, 96499), (2284, 73684), (2704, 62239), (2834, 59384), (4568, 36842), (5668, 29692), (7423, 22672), (9136, 18421), (11336, 14846)]