18018045

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2617}}^1$

素因数の和:2651

約数の個数: 40

約数和(自身を含む): 34212024

約数和(自身を除く): 16193979

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 2617, 6885, 7851, 13085, 23553, 39255, 44489, 70659, 117765, 133467, 211977, 222445, 353295, 400401, 667335, 1059885, 1201203, 2002005, 3603609, 6006015, 18018045]

約数ペア:

[(1, 18018045), (3, 6006015), (5, 3603609), (9, 2002005), (15, 1201203), (17, 1059885), (27, 667335), (45, 400401), (51, 353295), (81, 222445), (85, 211977), (135, 133467), (153, 117765), (255, 70659), (405, 44489), (459, 39255), (765, 23553), (1377, 13085), (2295, 7851), (2617, 6885)]