291214235

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{6373}}^1$

素因数の和:6447

約数の個数: 32

約数和(自身を含む): 406916160

約数和(自身を除く): 115701925

約数列:

[1, 5, 13, 19, 37, 65, 95, 185, 247, 481, 703, 1235, 2405, 3515, 6373, 9139, 31865, 45695, 82849, 121087, 235801, 414245, 605435, 1179005, 1574131, 3065413, 4480219, 7870655, 15327065, 22401095, 58242847, 291214235]

約数ペア:

[(1, 291214235), (5, 58242847), (13, 22401095), (19, 15327065), (37, 7870655), (65, 4480219), (95, 3065413), (185, 1574131), (247, 1179005), (481, 605435), (703, 414245), (1235, 235801), (2405, 121087), (3515, 82849), (6373, 45695), (9139, 31865)]