131293591

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 171601920

約数和(自身を除く): 40308329

約数列:

[1, 11, 13, 19, 23, 121, 143, 191, 209, 247, 253, 299, 437, 1573, 2101, 2299, 2483, 2717, 2783, 3289, 3629, 4393, 4807, 5681, 23111, 27313, 29887, 36179, 39919, 47177, 48323, 52877, 57109, 62491, 83467, 300443, 439109, 518947, 531553, 628199, 687401, 918137, 1085071, 5708417, 6910189, 10099507, 11935781, 131293591]

約数ペア:

[(1, 131293591), (11, 11935781), (13, 10099507), (19, 6910189), (23, 5708417), (121, 1085071), (143, 918137), (191, 687401), (209, 628199), (247, 531553), (253, 518947), (299, 439109), (437, 300443), (1573, 83467), (2101, 62491), (2299, 57109), (2483, 52877), (2717, 48323), (2783, 47177), (3289, 39919), (3629, 36179), (4393, 29887), (4807, 27313), (5681, 23111)]