28792972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 56573440

約数和(自身を除く): 27780468

約数列:

[1, 2, 4, 13, 26, 43, 52, 79, 86, 158, 163, 172, 316, 326, 559, 652, 1027, 1118, 2054, 2119, 2236, 3397, 4108, 4238, 6794, 7009, 8476, 12877, 13588, 14018, 25754, 28036, 44161, 51508, 88322, 91117, 167401, 176644, 182234, 334802, 364468, 553711, 669604, 1107422, 2214844, 7198243, 14396486, 28792972]

約数ペア:

[(1, 28792972), (2, 14396486), (4, 7198243), (13, 2214844), (26, 1107422), (43, 669604), (52, 553711), (79, 364468), (86, 334802), (158, 182234), (163, 176644), (172, 167401), (316, 91117), (326, 88322), (559, 51508), (652, 44161), (1027, 28036), (1118, 25754), (2054, 14018), (2119, 13588), (2236, 12877), (3397, 8476), (4108, 7009), (4238, 6794)]