1020565

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2243}}^1$

素因数の和:2268

約数の個数: 16

約数和(自身を含む): 1507968

約数和(自身を除く): 487403

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 2243, 11215, 15701, 29159, 78505, 145795, 204113, 1020565]

約数ペア:

[(1, 1020565), (5, 204113), (7, 145795), (13, 78505), (35, 29159), (65, 15701), (91, 11215), (455, 2243)]