18830475

素因数分解:

$3^4\times 5^2\times {\mathrm{17}}^1\times {\mathrm{547}}^1$

素因数の和:586

約数の個数: 60

約数和(自身を含む): 36999864

約数和(自身を除く): 18169389

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 81, 85, 135, 153, 225, 255, 405, 425, 459, 547, 675, 765, 1275, 1377, 1641, 2025, 2295, 2735, 3825, 4923, 6885, 8205, 9299, 11475, 13675, 14769, 24615, 27897, 34425, 41025, 44307, 46495, 73845, 83691, 123075, 139485, 221535, 232475, 251073, 369225, 418455, 697425, 753219, 1107675, 1255365, 2092275, 3766095, 6276825, 18830475]

約数ペア:

[(1, 18830475), (3, 6276825), (5, 3766095), (9, 2092275), (15, 1255365), (17, 1107675), (25, 753219), (27, 697425), (45, 418455), (51, 369225), (75, 251073), (81, 232475), (85, 221535), (135, 139485), (153, 123075), (225, 83691), (255, 73845), (405, 46495), (425, 44307), (459, 41025), (547, 34425), (675, 27897), (765, 24615), (1275, 14769), (1377, 13675), (1641, 11475), (2025, 9299), (2295, 8205), (2735, 6885), (3825, 4923)]