31215135

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1097}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 57341952

約数和(自身を除く): 26126817

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 271, 813, 1097, 1355, 1897, 3291, 4065, 5485, 5691, 7679, 9485, 16455, 23037, 28455, 38395, 115185, 297287, 891861, 1486435, 2081009, 4459305, 6243027, 10405045, 31215135]

約数ペア:

[(1, 31215135), (3, 10405045), (5, 6243027), (7, 4459305), (15, 2081009), (21, 1486435), (35, 891861), (105, 297287), (271, 115185), (813, 38395), (1097, 28455), (1355, 23037), (1897, 16455), (3291, 9485), (4065, 7679), (5485, 5691)]