1289568995

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1451}}^1$

素因数の和:1604

約数の個数: 48

約数和(自身を含む): 1849278816

約数和(自身を除く): 559709821

約数列:

[1, 5, 11, 13, 55, 65, 113, 121, 143, 565, 605, 715, 1243, 1451, 1469, 1573, 6215, 7255, 7345, 7865, 13673, 15961, 16159, 18863, 68365, 79805, 80795, 94315, 163963, 175571, 177749, 207493, 819815, 877855, 888745, 1037465, 1803593, 2131519, 2282423, 9017965, 10657595, 11412115, 19839523, 23446709, 99197615, 117233545, 257913799, 1289568995]

約数ペア:

[(1, 1289568995), (5, 257913799), (11, 117233545), (13, 99197615), (55, 23446709), (65, 19839523), (113, 11412115), (121, 10657595), (143, 9017965), (565, 2282423), (605, 2131519), (715, 1803593), (1243, 1037465), (1451, 888745), (1469, 877855), (1573, 819815), (6215, 207493), (7255, 177749), (7345, 175571), (7865, 163963), (13673, 94315), (15961, 80795), (16159, 79805), (18863, 68365)]