131294228

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{3121}}^1$

素因数の和:3947

約数の個数: 24

約数和(自身を含む): 247824360

約数和(自身を除く): 116530132

約数列:

[1, 2, 4, 13, 26, 52, 809, 1618, 3121, 3236, 6242, 10517, 12484, 21034, 40573, 42068, 81146, 162292, 2524889, 5049778, 10099556, 32823557, 65647114, 131294228]

約数ペア:

[(1, 131294228), (2, 65647114), (4, 32823557), (13, 10099556), (26, 5049778), (52, 2524889), (809, 162292), (1618, 81146), (3121, 42068), (3236, 40573), (6242, 21034), (10517, 12484)]