78949515

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{74131}}^1$

素因数の和:74210

約数の個数: 16

約数和(自身を含む): 128100096

約数和(自身を除く): 49150581

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 74131, 222393, 370655, 1111965, 5263301, 15789903, 26316505, 78949515]

約数ペア:

[(1, 78949515), (3, 26316505), (5, 15789903), (15, 5263301), (71, 1111965), (213, 370655), (355, 222393), (1065, 74131)]