28770255

素因数分解:

$3^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{4021}}^1$

素因数の和:4088

約数の個数: 32

約数和(自身を含む): 52125120

約数和(自身を除く): 23354865

約数列:

[1, 3, 5, 9, 15, 27, 45, 53, 135, 159, 265, 477, 795, 1431, 2385, 4021, 7155, 12063, 20105, 36189, 60315, 108567, 180945, 213113, 542835, 639339, 1065565, 1918017, 3196695, 5754051, 9590085, 28770255]

約数ペア:

[(1, 28770255), (3, 9590085), (5, 5754051), (9, 3196695), (15, 1918017), (27, 1065565), (45, 639339), (53, 542835), (135, 213113), (159, 180945), (265, 108567), (477, 60315), (795, 36189), (1431, 20105), (2385, 12063), (4021, 7155)]