261918194

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{24419}}^1$

素因数の和:24625

約数の個数: 16

約数和(自身を含む): 407911680

約数和(自身を除く): 145993486

約数列:

[1, 2, 31, 62, 173, 346, 5363, 10726, 24419, 48838, 756989, 1513978, 4224487, 8448974, 130959097, 261918194]

約数ペア:

[(1, 261918194), (2, 130959097), (31, 8448974), (62, 4224487), (173, 1513978), (346, 756989), (5363, 48838), (10726, 24419)]