142705815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{6899}}^1$

素因数の和:7111

約数の個数: 32

約数和(自身を含む): 262310400

約数和(自身を除く): 119604585

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 197, 591, 985, 1379, 2955, 4137, 6895, 6899, 20685, 20697, 34495, 48293, 103485, 144879, 241465, 724395, 1359103, 4077309, 6795515, 9513721, 20386545, 28541163, 47568605, 142705815]

約数ペア:

[(1, 142705815), (3, 47568605), (5, 28541163), (7, 20386545), (15, 9513721), (21, 6795515), (35, 4077309), (105, 1359103), (197, 724395), (591, 241465), (985, 144879), (1379, 103485), (2955, 48293), (4137, 34495), (6895, 20697), (6899, 20685)]