217088697

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{449459}}^1$

素因数の和:449492

約数の個数: 16

約数和(自身を含む): 345185280

約数和(自身を除く): 128096583

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 449459, 1348377, 3146213, 9438639, 10337557, 31012671, 72362899, 217088697]

約数ペア:

[(1, 217088697), (3, 72362899), (7, 31012671), (21, 10337557), (23, 9438639), (69, 3146213), (161, 1348377), (483, 449459)]