187425

素因数分解:

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

素因数の和:47

約数の個数: 54

約数和(自身を含む): 413478

約数和(自身を除く): 226053

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 25, 35, 45, 49, 51, 63, 75, 85, 105, 119, 147, 153, 175, 225, 245, 255, 315, 357, 425, 441, 525, 595, 735, 765, 833, 1071, 1225, 1275, 1575, 1785, 2205, 2499, 2975, 3675, 3825, 4165, 5355, 7497, 8925, 11025, 12495, 20825, 26775, 37485, 62475, 187425]

約数ペア:

[(1, 187425), (3, 62475), (5, 37485), (7, 26775), (9, 20825), (15, 12495), (17, 11025), (21, 8925), (25, 7497), (35, 5355), (45, 4165), (49, 3825), (51, 3675), (63, 2975), (75, 2499), (85, 2205), (105, 1785), (119, 1575), (147, 1275), (153, 1225), (175, 1071), (225, 833), (245, 765), (255, 735), (315, 595), (357, 525), (425, 441)]