287560222

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{331}}^1\times {\mathrm{7121}}^1$

素因数の和:7515

約数の個数: 16

約数和(自身を含む): 439797744

約数和(自身を除く): 152237522

約数列:

[1, 2, 61, 122, 331, 662, 7121, 14242, 20191, 40382, 434381, 868762, 2357051, 4714102, 143780111, 287560222]

約数ペア:

[(1, 287560222), (2, 143780111), (61, 4714102), (122, 2357051), (331, 868762), (662, 434381), (7121, 40382), (14242, 20191)]