31449345

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1439}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 53084160

約数和(自身を除く): 21634815

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 705, 1439, 1457, 4317, 4371, 7195, 7285, 21585, 21855, 44609, 67633, 133827, 202899, 223045, 338165, 669135, 1014495, 2096623, 6289869, 10483115, 31449345]

約数ペア:

[(1, 31449345), (3, 10483115), (5, 6289869), (15, 2096623), (31, 1014495), (47, 669135), (93, 338165), (141, 223045), (155, 202899), (235, 133827), (465, 67633), (705, 44609), (1439, 21855), (1457, 21585), (4317, 7285), (4371, 7195)]