61272855

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{21613}}^1$

素因数の和:21637

約数の個数: 40

約数和(自身を含む): 125534112

約数和(自身を除く): 64261257

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 21613, 64839, 108065, 151291, 194517, 324195, 453873, 583551, 756455, 972585, 1361619, 1750653, 2269365, 2917755, 4084857, 6808095, 8753265, 12254571, 20424285, 61272855]

約数ペア:

[(1, 61272855), (3, 20424285), (5, 12254571), (7, 8753265), (9, 6808095), (15, 4084857), (21, 2917755), (27, 2269365), (35, 1750653), (45, 1361619), (63, 972585), (81, 756455), (105, 583551), (135, 453873), (189, 324195), (315, 194517), (405, 151291), (567, 108065), (945, 64839), (2835, 21613)]