81904473

素因数分解:

$3^3\times 7^1\times {\mathrm{433357}}^1$

素因数の和:433373

約数の個数: 16

約数和(自身を含む): 138674560

約数和(自身を除く): 56770087

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 433357, 1300071, 3033499, 3900213, 9100497, 11700639, 27301491, 81904473]

約数ペア:

[(1, 81904473), (3, 27301491), (7, 11700639), (9, 9100497), (21, 3900213), (27, 3033499), (63, 1300071), (189, 433357)]