13557856

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:168

約数の個数: 72

約数和(自身を含む): 30436560

約数和(自身を除く): 16878704

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 109, 169, 184, 208, 218, 299, 338, 368, 416, 436, 598, 676, 736, 872, 1196, 1352, 1417, 1744, 2392, 2507, 2704, 2834, 3488, 3887, 4784, 5014, 5408, 5668, 7774, 9568, 10028, 11336, 15548, 18421, 20056, 22672, 31096, 32591, 36842, 40112, 45344, 62192, 65182, 73684, 80224, 124384, 130364, 147368, 260728, 294736, 423683, 521456, 589472, 847366, 1042912, 1694732, 3389464, 6778928, 13557856]

約数ペア:

[(1, 13557856), (2, 6778928), (4, 3389464), (8, 1694732), (13, 1042912), (16, 847366), (23, 589472), (26, 521456), (32, 423683), (46, 294736), (52, 260728), (92, 147368), (104, 130364), (109, 124384), (169, 80224), (184, 73684), (208, 65182), (218, 62192), (299, 45344), (338, 40112), (368, 36842), (416, 32591), (436, 31096), (598, 22672), (676, 20056), (736, 18421), (872, 15548), (1196, 11336), (1352, 10028), (1417, 9568), (1744, 7774), (2392, 5668), (2507, 5408), (2704, 5014), (2834, 4784), (3488, 3887)]