161291234

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{439}}^1\times {\mathrm{1087}}^1$

素因数の和:1554

約数の個数: 24

約数和(自身を含む): 262817280

約数和(自身を除く): 101526046

約数列:

[1, 2, 13, 26, 169, 338, 439, 878, 1087, 2174, 5707, 11414, 14131, 28262, 74191, 148382, 183703, 367406, 477193, 954386, 6203509, 12407018, 80645617, 161291234]

約数ペア:

[(1, 161291234), (2, 80645617), (13, 12407018), (26, 6203509), (169, 954386), (338, 477193), (439, 367406), (878, 183703), (1087, 148382), (2174, 74191), (5707, 28262), (11414, 14131)]