28031565

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{11903}}^1$

素因数の和:12068

約数の個数: 16

約数和(自身を含む): 45139968

約数和(自身を除く): 17108403

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 11903, 35709, 59515, 178545, 1868771, 5606313, 9343855, 28031565]

約数ペア:

[(1, 28031565), (3, 9343855), (5, 5606313), (15, 1868771), (157, 178545), (471, 59515), (785, 35709), (2355, 11903)]