243365115

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19477}}^1$

素因数の和:19516

約数の個数: 48

約数和(自身を含む): 479626272

約数和(自身を除く): 236261157

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 49, 51, 85, 105, 119, 147, 245, 255, 357, 595, 735, 833, 1785, 2499, 4165, 12495, 19477, 58431, 97385, 136339, 292155, 331109, 409017, 681695, 954373, 993327, 1655545, 2045085, 2317763, 2863119, 4771865, 4966635, 6953289, 11588815, 14315595, 16224341, 34766445, 48673023, 81121705, 243365115]

約数ペア:

[(1, 243365115), (3, 81121705), (5, 48673023), (7, 34766445), (15, 16224341), (17, 14315595), (21, 11588815), (35, 6953289), (49, 4966635), (51, 4771865), (85, 2863119), (105, 2317763), (119, 2045085), (147, 1655545), (245, 993327), (255, 954373), (357, 681695), (595, 409017), (735, 331109), (833, 292155), (1785, 136339), (2499, 97385), (4165, 58431), (12495, 19477)]