1285427825

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{22153}}^1$

素因数の和:22385

約数の個数: 24

約数和(自身を含む): 1747153056

約数和(自身を除く): 461725231

約数列:

[1, 5, 11, 25, 55, 211, 275, 1055, 2321, 5275, 11605, 22153, 58025, 110765, 243683, 553825, 1218415, 4674283, 6092075, 23371415, 51417113, 116857075, 257085565, 1285427825]

約数ペア:

[(1, 1285427825), (5, 257085565), (11, 116857075), (25, 51417113), (55, 23371415), (211, 6092075), (275, 4674283), (1055, 1218415), (2321, 553825), (5275, 243683), (11605, 110765), (22153, 58025)]