28010475

素因数分解:

$3^3\times 5^2\times {\mathrm{17}}^1\times {\mathrm{2441}}^1$

素因数の和:2477

約数の個数: 48

約数和(自身を含む): 54505440

約数和(自身を除く): 26494965

約数列:

[1, 3, 5, 9, 15, 17, 25, 27, 45, 51, 75, 85, 135, 153, 225, 255, 425, 459, 675, 765, 1275, 2295, 2441, 3825, 7323, 11475, 12205, 21969, 36615, 41497, 61025, 65907, 109845, 124491, 183075, 207485, 329535, 373473, 549225, 622455, 1037425, 1120419, 1647675, 1867365, 3112275, 5602095, 9336825, 28010475]

約数ペア:

[(1, 28010475), (3, 9336825), (5, 5602095), (9, 3112275), (15, 1867365), (17, 1647675), (25, 1120419), (27, 1037425), (45, 622455), (51, 549225), (75, 373473), (85, 329535), (135, 207485), (153, 183075), (225, 124491), (255, 109845), (425, 65907), (459, 61025), (675, 41497), (765, 36615), (1275, 21969), (2295, 12205), (2441, 11475), (3825, 7323)]