211328664

素因数分解:

$2^3\times 3^1\times {\mathrm{409}}^1\times {\mathrm{21529}}^1$

素因数の和:21947

約数の個数: 32

約数和(自身を含む): 529638000

約数和(自身を除く): 318309336

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 409, 818, 1227, 1636, 2454, 3272, 4908, 9816, 21529, 43058, 64587, 86116, 129174, 172232, 258348, 516696, 8805361, 17610722, 26416083, 35221444, 52832166, 70442888, 105664332, 211328664]

約数ペア:

[(1, 211328664), (2, 105664332), (3, 70442888), (4, 52832166), (6, 35221444), (8, 26416083), (12, 17610722), (24, 8805361), (409, 516696), (818, 258348), (1227, 172232), (1636, 129174), (2454, 86116), (3272, 64587), (4908, 43058), (9816, 21529)]