1299922

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1$

素因数の和:222

約数の個数: 24

約数和(自身を含む): 2243556

約数和(自身を除く): 943634

約数列:

[1, 2, 13, 17, 26, 34, 173, 221, 289, 346, 442, 578, 2249, 2941, 3757, 4498, 5882, 7514, 38233, 49997, 76466, 99994, 649961, 1299922]

約数ペア:

[(1, 1299922), (2, 649961), (13, 99994), (17, 76466), (26, 49997), (34, 38233), (173, 7514), (221, 5882), (289, 4498), (346, 3757), (442, 2941), (578, 2249)]