71348641

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 90881280

約数和(自身を除く): 19532639

約数列:

[1, 7, 13, 59, 91, 97, 137, 413, 679, 767, 959, 1261, 1781, 5369, 5723, 8083, 8827, 12467, 13289, 40061, 56581, 74399, 93023, 105079, 172757, 520793, 735553, 784051, 1209299, 5488357, 10192663, 71348641]

約数ペア:

[(1, 71348641), (7, 10192663), (13, 5488357), (59, 1209299), (91, 784051), (97, 735553), (137, 520793), (413, 172757), (679, 105079), (767, 93023), (959, 74399), (1261, 56581), (1781, 40061), (5369, 13289), (5723, 12467), (8083, 8827)]