28881243

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1697}}^1$

素因数の和:1795

約数の個数: 24

約数和(自身を含む): 43794816

約数和(自身を除く): 14913573

約数列:

[1, 3, 9, 31, 61, 93, 183, 279, 549, 1697, 1891, 5091, 5673, 15273, 17019, 52607, 103517, 157821, 310551, 473463, 931653, 3209027, 9627081, 28881243]

約数ペア:

[(1, 28881243), (3, 9627081), (9, 3209027), (31, 931653), (61, 473463), (93, 310551), (183, 157821), (279, 103517), (549, 52607), (1697, 17019), (1891, 15273), (5091, 5673)]