51481305

素因数分解:

$3^3\times 5^1\times {\mathrm{381343}}^1$

素因数の和:381357

約数の個数: 16

約数和(自身を含む): 91522560

約数和(自身を除く): 40041255

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 381343, 1144029, 1906715, 3432087, 5720145, 10296261, 17160435, 51481305]

約数ペア:

[(1, 51481305), (3, 17160435), (5, 10296261), (9, 5720145), (15, 3432087), (27, 1906715), (45, 1144029), (135, 381343)]