28917416

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{5387}}^1$

素因数の和:5465

約数の個数: 32

約数和(自身を含む): 60130080

約数和(自身を除く): 31212664

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 5387, 10774, 21548, 43096, 59257, 118514, 237028, 328607, 474056, 657214, 1314428, 2628856, 3614677, 7229354, 14458708, 28917416]

約数ペア:

[(1, 28917416), (2, 14458708), (4, 7229354), (8, 3614677), (11, 2628856), (22, 1314428), (44, 657214), (61, 474056), (88, 328607), (122, 237028), (244, 118514), (488, 59257), (671, 43096), (1342, 21548), (2684, 10774), (5368, 5387)]