28625085

素因数分解:

$3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{3229}}^1$

素因数の和:3437

約数の個数: 24

約数和(自身を含む): 49884120

約数和(自身を除く): 21259035

約数列:

[1, 3, 5, 9, 15, 45, 197, 591, 985, 1773, 2955, 3229, 8865, 9687, 16145, 29061, 48435, 145305, 636113, 1908339, 3180565, 5725017, 9541695, 28625085]

約数ペア:

[(1, 28625085), (3, 9541695), (5, 5725017), (9, 3180565), (15, 1908339), (45, 636113), (197, 145305), (591, 48435), (985, 29061), (1773, 16145), (2955, 9687), (3229, 8865)]