131337245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1489}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 180230400

約数和(自身を除く): 48893155

約数列:

[1, 5, 13, 23, 59, 65, 115, 295, 299, 767, 1357, 1489, 1495, 3835, 6785, 7445, 17641, 19357, 34247, 87851, 88205, 96785, 171235, 439255, 445211, 1142063, 2020573, 2226055, 5710315, 10102865, 26267449, 131337245]

約数ペア:

[(1, 131337245), (5, 26267449), (13, 10102865), (23, 5710315), (59, 2226055), (65, 2020573), (115, 1142063), (295, 445211), (299, 439255), (767, 171235), (1357, 96785), (1489, 88205), (1495, 87851), (3835, 34247), (6785, 19357), (7445, 17641)]