28639028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{4751}}^1$

素因数の和:4903

約数の個数: 24

約数和(自身を含む): 55085184

約数和(自身を除く): 26446156

約数列:

[1, 2, 4, 11, 22, 44, 137, 274, 548, 1507, 3014, 4751, 6028, 9502, 19004, 52261, 104522, 209044, 650887, 1301774, 2603548, 7159757, 14319514, 28639028]

約数ペア:

[(1, 28639028), (2, 14319514), (4, 7159757), (11, 2603548), (22, 1301774), (44, 650887), (137, 209044), (274, 104522), (548, 52261), (1507, 19004), (3014, 9502), (4751, 6028)]