28222245

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20231}}^1$

素因数の和:20273

約数の個数: 24

約数和(自身を含む): 50499072

約数和(自身を除く): 22276827

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 20231, 60693, 101155, 182079, 303465, 627161, 910395, 1881483, 3135805, 5644449, 9407415, 28222245]

約数ペア:

[(1, 28222245), (3, 9407415), (5, 5644449), (9, 3135805), (15, 1881483), (31, 910395), (45, 627161), (93, 303465), (155, 182079), (279, 101155), (465, 60693), (1395, 20231)]