2821808665

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1\times {\mathrm{2879}}^1$

素因数の和:3801

約数の個数: 32

約数和(自身を含む): 3866849280

約数和(自身を除く): 1045040615

約数列:

[1, 5, 13, 17, 65, 85, 221, 887, 1105, 2879, 4435, 11531, 14395, 15079, 37427, 48943, 57655, 75395, 187135, 196027, 244715, 636259, 980135, 2553673, 3181295, 12768365, 33197749, 43412441, 165988745, 217062205, 564361733, 2821808665]

約数ペア:

[(1, 2821808665), (5, 564361733), (13, 217062205), (17, 165988745), (65, 43412441), (85, 33197749), (221, 12768365), (887, 3181295), (1105, 2553673), (2879, 980135), (4435, 636259), (11531, 244715), (14395, 196027), (15079, 187135), (37427, 75395), (48943, 57655)]