223886187

素因数分解:

$3^4\times 7^1\times {\mathrm{394861}}^1$

素因数の和:394880

約数の個数: 20

約数和(自身を含む): 382226416

約数和(自身を除く): 158340229

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 394861, 1184583, 2764027, 3553749, 8292081, 10661247, 24876243, 31983741, 74628729, 223886187]

約数ペア:

[(1, 223886187), (3, 74628729), (7, 31983741), (9, 24876243), (21, 10661247), (27, 8292081), (63, 3553749), (81, 2764027), (189, 1184583), (567, 394861)]