218535206

素因数分解:

$2^1\times {\mathrm{421}}^1\times {\mathrm{461}}^1\times {\mathrm{563}}^1$

素因数の和:1447

約数の個数: 16

約数和(自身を含む): 329879088

約数和(自身を除く): 111343882

約数列:

[1, 2, 421, 461, 563, 842, 922, 1126, 194081, 237023, 259543, 388162, 474046, 519086, 109267603, 218535206]

約数ペア:

[(1, 218535206), (2, 109267603), (421, 519086), (461, 474046), (563, 388162), (842, 259543), (922, 237023), (1126, 194081)]