28065015

素因数分解:

$3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{18899}}^1$

素因数の和:18924

約数の個数: 32

約数和(自身を含む): 54432000

約数和(自身を除く): 26366985

約数列:

[1, 3, 5, 9, 11, 15, 27, 33, 45, 55, 99, 135, 165, 297, 495, 1485, 18899, 56697, 94495, 170091, 207889, 283485, 510273, 623667, 850455, 1039445, 1871001, 2551365, 3118335, 5613003, 9355005, 28065015]

約数ペア:

[(1, 28065015), (3, 9355005), (5, 5613003), (9, 3118335), (11, 2551365), (15, 1871001), (27, 1039445), (33, 850455), (45, 623667), (55, 510273), (99, 283485), (135, 207889), (165, 170091), (297, 94495), (495, 56697), (1485, 18899)]