28184684

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{10501}}^1$

素因数の和:10577

約数の個数: 24

約数和(自身を含む): 54694416

約数和(自身を除く): 26509732

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 10501, 21002, 42004, 115511, 231022, 462044, 640561, 1281122, 2562244, 7046171, 14092342, 28184684]

約数ペア:

[(1, 28184684), (2, 14092342), (4, 7046171), (11, 2562244), (22, 1281122), (44, 640561), (61, 462044), (122, 231022), (244, 115511), (671, 42004), (1342, 21002), (2684, 10501)]