129827668

素因数分解:

$2^2\times {\mathrm{139}}^1\times {\mathrm{239}}^1\times {\mathrm{977}}^1$

素因数の和:1359

約数の個数: 24

約数和(自身を含む): 230025600

約数和(自身を除く): 100197932

約数列:

[1, 2, 4, 139, 239, 278, 478, 556, 956, 977, 1954, 3908, 33221, 66442, 132884, 135803, 233503, 271606, 467006, 543212, 934012, 32456917, 64913834, 129827668]

約数ペア:

[(1, 129827668), (2, 64913834), (4, 32456917), (139, 934012), (239, 543212), (278, 467006), (478, 271606), (556, 233503), (956, 135803), (977, 132884), (1954, 66442), (3908, 33221)]