917963473

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{2371}}^1$

素因数の和:2509

約数の個数: 32

約数和(自身を含む): 1147668480

約数和(自身を除く): 229705007

約数列:

[1, 7, 19, 41, 71, 133, 287, 497, 779, 1349, 2371, 2911, 5453, 9443, 16597, 20377, 45049, 55309, 97211, 168341, 315343, 387163, 680477, 1178387, 1847009, 3198479, 6901981, 12929063, 22389353, 48313867, 131137639, 917963473]

約数ペア:

[(1, 917963473), (7, 131137639), (19, 48313867), (41, 22389353), (71, 12929063), (133, 6901981), (287, 3198479), (497, 1847009), (779, 1178387), (1349, 680477), (2371, 387163), (2911, 315343), (5453, 168341), (9443, 97211), (16597, 55309), (20377, 45049)]