287142969

素因数分解:

$3^1\times {\mathrm{227}}^1\times {\mathrm{557}}^1\times {\mathrm{757}}^1$

素因数の和:1544

約数の個数: 16

約数和(自身を含む): 385743168

約数和(自身を除く): 98600199

約数列:

[1, 3, 227, 557, 681, 757, 1671, 2271, 126439, 171839, 379317, 421649, 515517, 1264947, 95714323, 287142969]

約数ペア:

[(1, 287142969), (3, 95714323), (227, 1264947), (557, 515517), (681, 421649), (757, 379317), (1671, 171839), (2271, 126439)]