28126124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{8867}}^1$

素因数の和:8945

約数の個数: 24

約数和(自身を含む): 53881968

約数和(自身を除く): 25755844

約数列:

[1, 2, 4, 13, 26, 52, 61, 122, 244, 793, 1586, 3172, 8867, 17734, 35468, 115271, 230542, 461084, 540887, 1081774, 2163548, 7031531, 14063062, 28126124]

約数ペア:

[(1, 28126124), (2, 14063062), (4, 7031531), (13, 2163548), (26, 1081774), (52, 540887), (61, 461084), (122, 230542), (244, 115271), (793, 35468), (1586, 17734), (3172, 8867)]