260645529599

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3323}}^1\times {\mathrm{21023}}^1$

素因数の和:24407

約数の個数: 32

約数和(自身を含む): 328733282304

約数和(自身を除く): 68087752705

約数列:

[1, 7, 13, 41, 91, 287, 533, 3323, 3731, 21023, 23261, 43199, 136243, 147161, 273299, 302393, 861943, 953701, 1771159, 1913093, 6033601, 11205259, 12398113, 69859429, 78436813, 489016003, 908172577, 2864236589, 6357208039, 20049656123, 37235075657, 260645529599]

約数ペア:

[(1, 260645529599), (7, 37235075657), (13, 20049656123), (41, 6357208039), (91, 2864236589), (287, 908172577), (533, 489016003), (3323, 78436813), (3731, 69859429), (21023, 12398113), (23261, 11205259), (43199, 6033601), (136243, 1913093), (147161, 1771159), (273299, 953701), (302393, 861943)]