219407128

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{1489}}^1$

素因数の和:1771

約数の個数: 32

約数和(自身を含む): 417855600

約数和(自身を除く): 198448472

約数列:

[1, 2, 4, 8, 113, 163, 226, 326, 452, 652, 904, 1304, 1489, 2978, 5956, 11912, 18419, 36838, 73676, 147352, 168257, 242707, 336514, 485414, 673028, 970828, 1346056, 1941656, 27425891, 54851782, 109703564, 219407128]

約数ペア:

[(1, 219407128), (2, 109703564), (4, 54851782), (8, 27425891), (113, 1941656), (163, 1346056), (226, 970828), (326, 673028), (452, 485414), (652, 336514), (904, 242707), (1304, 168257), (1489, 147352), (2978, 73676), (5956, 36838), (11912, 18419)]