145381965

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421397}}^1$

素因数の和:421428

約数の個数: 16

約数和(自身を含む): 242725248

約数和(自身を除く): 97343283

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 421397, 1264191, 2106985, 6320955, 9692131, 29076393, 48460655, 145381965]

約数ペア:

[(1, 145381965), (3, 48460655), (5, 29076393), (15, 9692131), (23, 6320955), (69, 2106985), (115, 1264191), (345, 421397)]