28040145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{267049}}^1$

素因数の和:267064

約数の個数: 16

約数和(自身を含む): 51273600

約数和(自身を除く): 23233455

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 267049, 801147, 1335245, 1869343, 4005735, 5608029, 9346715, 28040145]

約数ペア:

[(1, 28040145), (3, 9346715), (5, 5608029), (7, 4005735), (15, 1869343), (21, 1335245), (35, 801147), (105, 267049)]