222746145

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{645641}}^1$

素因数の和:645672

約数の個数: 16

約数和(自身を含む): 371889792

約数和(自身を除く): 149143647

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 645641, 1936923, 3228205, 9684615, 14849743, 44549229, 74248715, 222746145]

約数ペア:

[(1, 222746145), (3, 74248715), (5, 44549229), (15, 14849743), (23, 9684615), (69, 3228205), (115, 1936923), (345, 645641)]