221704795

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{6781}}^1$

素因数の和:7302

約数の個数: 16

約数和(自身を含む): 287122752

約数和(自身を除く): 65417957

約数列:

[1, 5, 13, 65, 503, 2515, 6539, 6781, 32695, 33905, 88153, 440765, 3410843, 17054215, 44340959, 221704795]

約数ペア:

[(1, 221704795), (5, 44340959), (13, 17054215), (65, 3410843), (503, 440765), (2515, 88153), (6539, 33905), (6781, 32695)]