81305295

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{76343}}^1$

素因数の和:76422

約数の個数: 16

約数和(自身を含む): 131922432

約数和(自身を除く): 50617137

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 76343, 229029, 381715, 1145145, 5420353, 16261059, 27101765, 81305295]

約数ペア:

[(1, 81305295), (3, 27101765), (5, 16261059), (15, 5420353), (71, 1145145), (213, 381715), (355, 229029), (1065, 76343)]