42918967

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 56376320

約数和(自身を除く): 13457353

約数列:

[1, 7, 13, 19, 91, 103, 133, 241, 247, 721, 1339, 1687, 1729, 1957, 3133, 4579, 9373, 13699, 21931, 24823, 25441, 32053, 59527, 173761, 178087, 322699, 416689, 471637, 2258893, 3301459, 6131281, 42918967]

約数ペア:

[(1, 42918967), (7, 6131281), (13, 3301459), (19, 2258893), (91, 471637), (103, 416689), (133, 322699), (241, 178087), (247, 173761), (721, 59527), (1339, 32053), (1687, 25441), (1729, 24823), (1957, 21931), (3133, 13699), (4579, 9373)]