1401225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 2821248

約数和(自身を除く): 1420023

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 157, 175, 255, 357, 425, 471, 525, 595, 785, 1099, 1275, 1785, 2355, 2669, 2975, 3297, 3925, 5495, 8007, 8925, 11775, 13345, 16485, 18683, 27475, 40035, 56049, 66725, 82425, 93415, 200175, 280245, 467075, 1401225]

約数ペア:

[(1, 1401225), (3, 467075), (5, 280245), (7, 200175), (15, 93415), (17, 82425), (21, 66725), (25, 56049), (35, 40035), (51, 27475), (75, 18683), (85, 16485), (105, 13345), (119, 11775), (157, 8925), (175, 8007), (255, 5495), (357, 3925), (425, 3297), (471, 2975), (525, 2669), (595, 2355), (785, 1785), (1099, 1275)]