28115325

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17851}}^1$

素因数の和:17874

約数の個数: 36

約数和(自身を含む): 57554848

約数和(自身を除く): 29439523

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 17851, 53553, 89255, 124957, 160659, 267765, 374871, 446275, 624785, 803295, 1124613, 1338825, 1874355, 3123925, 4016475, 5623065, 9371775, 28115325]

約数ペア:

[(1, 28115325), (3, 9371775), (5, 5623065), (7, 4016475), (9, 3123925), (15, 1874355), (21, 1338825), (25, 1124613), (35, 803295), (45, 624785), (63, 446275), (75, 374871), (105, 267765), (175, 160659), (225, 124957), (315, 89255), (525, 53553), (1575, 17851)]