28537215

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{1571}}^1$

素因数の和:1759

約数の個数: 32

約数和(自身を含む): 52517376

約数和(自身を除く): 23980161

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 173, 519, 865, 1211, 1571, 2595, 3633, 4713, 6055, 7855, 10997, 18165, 23565, 32991, 54985, 164955, 271783, 815349, 1358915, 1902481, 4076745, 5707443, 9512405, 28537215]

約数ペア:

[(1, 28537215), (3, 9512405), (5, 5707443), (7, 4076745), (15, 1902481), (21, 1358915), (35, 815349), (105, 271783), (173, 164955), (519, 54985), (865, 32991), (1211, 23565), (1571, 18165), (2595, 10997), (3633, 7855), (4713, 6055)]