219906154

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{47251}}^1$

素因数の和:47445

約数の個数: 16

約数和(自身を含む): 357225120

約数和(自身を除く): 137318966

約数列:

[1, 2, 13, 26, 179, 358, 2327, 4654, 47251, 94502, 614263, 1228526, 8457929, 16915858, 109953077, 219906154]

約数ペア:

[(1, 219906154), (2, 109953077), (13, 16915858), (26, 8457929), (179, 1228526), (358, 614263), (2327, 94502), (4654, 47251)]