201657995

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{2801}}^1$

素因数の和:2852

約数の個数: 48

約数和(自身を含む): 321983424

約数和(自身を除く): 120325429

約数列:

[1, 5, 7, 11, 17, 35, 55, 77, 85, 119, 121, 187, 385, 595, 605, 847, 935, 1309, 2057, 2801, 4235, 6545, 10285, 14005, 14399, 19607, 30811, 47617, 71995, 98035, 154055, 215677, 238085, 333319, 338921, 523787, 1078385, 1666595, 1694605, 2372447, 2618935, 3666509, 5761657, 11862235, 18332545, 28808285, 40331599, 201657995]

約数ペア:

[(1, 201657995), (5, 40331599), (7, 28808285), (11, 18332545), (17, 11862235), (35, 5761657), (55, 3666509), (77, 2618935), (85, 2372447), (119, 1694605), (121, 1666595), (187, 1078385), (385, 523787), (595, 338921), (605, 333319), (847, 238085), (935, 215677), (1309, 154055), (2057, 98035), (2801, 71995), (4235, 47617), (6545, 30811), (10285, 19607), (14005, 14399)]