18957375

素因数分解:

$3^3\times 5^3\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 36167040

約数和(自身を除く): 17209665

約数列:

[1, 3, 5, 9, 15, 25, 27, 41, 45, 75, 123, 125, 135, 137, 205, 225, 369, 375, 411, 615, 675, 685, 1025, 1107, 1125, 1233, 1845, 2055, 3075, 3375, 3425, 3699, 5125, 5535, 5617, 6165, 9225, 10275, 15375, 16851, 17125, 18495, 27675, 28085, 30825, 46125, 50553, 51375, 84255, 92475, 138375, 140425, 151659, 154125, 252765, 421275, 462375, 702125, 758295, 1263825, 2106375, 3791475, 6319125, 18957375]

約数ペア:

[(1, 18957375), (3, 6319125), (5, 3791475), (9, 2106375), (15, 1263825), (25, 758295), (27, 702125), (41, 462375), (45, 421275), (75, 252765), (123, 154125), (125, 151659), (135, 140425), (137, 138375), (205, 92475), (225, 84255), (369, 51375), (375, 50553), (411, 46125), (615, 30825), (675, 28085), (685, 27675), (1025, 18495), (1107, 17125), (1125, 16851), (1233, 15375), (1845, 10275), (2055, 9225), (3075, 6165), (3375, 5617), (3425, 5535), (3699, 5125)]