131045876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{2543}}^1$

素因数の和:3551

約数の個数: 24

約数和(自身を含む): 247317504

約数和(自身を除く): 116271628

約数列:

[1, 2, 4, 13, 26, 52, 991, 1982, 2543, 3964, 5086, 10172, 12883, 25766, 33059, 51532, 66118, 132236, 2520113, 5040226, 10080452, 32761469, 65522938, 131045876]

約数ペア:

[(1, 131045876), (2, 65522938), (4, 32761469), (13, 10080452), (26, 5040226), (52, 2520113), (991, 132236), (1982, 66118), (2543, 51532), (3964, 33059), (5086, 25766), (10172, 12883)]