7431570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1163}}^1$

素因数の和:1247

約数の個数: 48

約数和(自身を含む): 19611072

約数和(自身を除く): 12179502

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 71, 90, 142, 213, 355, 426, 639, 710, 1065, 1163, 1278, 2130, 2326, 3195, 3489, 5815, 6390, 6978, 10467, 11630, 17445, 20934, 34890, 52335, 82573, 104670, 165146, 247719, 412865, 495438, 743157, 825730, 1238595, 1486314, 2477190, 3715785, 7431570]

約数ペア:

[(1, 7431570), (2, 3715785), (3, 2477190), (5, 1486314), (6, 1238595), (9, 825730), (10, 743157), (15, 495438), (18, 412865), (30, 247719), (45, 165146), (71, 104670), (90, 82573), (142, 52335), (213, 34890), (355, 20934), (426, 17445), (639, 11630), (710, 10467), (1065, 6978), (1163, 6390), (1278, 5815), (2130, 3489), (2326, 3195)]