220193073

素因数分解:

$3^4\times {\mathrm{47}}^1\times {\mathrm{57839}}^1$

素因数の和:57898

約数の個数: 20

約数和(自身を含む): 335934720

約数和(自身を除く): 115741647

約数列:

[1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 57839, 173517, 520551, 1561653, 2718433, 4684959, 8155299, 24465897, 73397691, 220193073]

約数ペア:

[(1, 220193073), (3, 73397691), (9, 24465897), (27, 8155299), (47, 4684959), (81, 2718433), (141, 1561653), (423, 520551), (1269, 173517), (3807, 57839)]