15912855

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{1871}}^1$

素因数の和:1898

約数の個数: 48

約数和(自身を含む): 32707584

約数和(自身を除く): 16794729

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 1871, 2835, 5613, 8505, 9355, 13097, 16839, 28065, 39291, 50517, 65485, 84195, 117873, 151551, 196455, 252585, 353619, 454653, 589365, 757755, 1060857, 1768095, 2273265, 3182571, 5304285, 15912855]

約数ペア:

[(1, 15912855), (3, 5304285), (5, 3182571), (7, 2273265), (9, 1768095), (15, 1060857), (21, 757755), (27, 589365), (35, 454653), (45, 353619), (63, 252585), (81, 196455), (105, 151551), (135, 117873), (189, 84195), (243, 65485), (315, 50517), (405, 39291), (567, 28065), (945, 16839), (1215, 13097), (1701, 9355), (1871, 8505), (2835, 5613)]