172340818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1109}}^1$

素因数の和:1306

約数の個数: 32

約数和(自身を含む): 287179200

約数和(自身を除く): 114838382

約数列:

[1, 2, 13, 26, 43, 86, 139, 278, 559, 1109, 1118, 1807, 2218, 3614, 5977, 11954, 14417, 28834, 47687, 77701, 95374, 154151, 155402, 308302, 619931, 1239862, 2003963, 4007926, 6628493, 13256986, 86170409, 172340818]

約数ペア:

[(1, 172340818), (2, 86170409), (13, 13256986), (26, 6628493), (43, 4007926), (86, 2003963), (139, 1239862), (278, 619931), (559, 308302), (1109, 155402), (1118, 154151), (1807, 95374), (2218, 77701), (3614, 47687), (5977, 28834), (11954, 14417)]