4285785

素因数分解:

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

素因数の和:60

約数の個数: 48

約数和(自身を含む): 8470656

約数和(自身を除く): 4184871

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 343, 357, 595, 735, 833, 1029, 1715, 1785, 2401, 2499, 4165, 5145, 5831, 7203, 12005, 12495, 16807, 17493, 29155, 36015, 40817, 50421, 84035, 87465, 122451, 204085, 252105, 285719, 612255, 857157, 1428595, 4285785]

約数ペア:

[(1, 4285785), (3, 1428595), (5, 857157), (7, 612255), (15, 285719), (17, 252105), (21, 204085), (35, 122451), (49, 87465), (51, 84035), (85, 50421), (105, 40817), (119, 36015), (147, 29155), (245, 17493), (255, 16807), (343, 12495), (357, 12005), (595, 7203), (735, 5831), (833, 5145), (1029, 4165), (1715, 2499), (1785, 2401)]