18012225

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3119}}^1$

素因数の和:3150

約数の個数: 48

約数和(自身を含む): 37140480

約数和(自身を除く): 19128255

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 55, 75, 77, 105, 165, 175, 231, 275, 385, 525, 825, 1155, 1925, 3119, 5775, 9357, 15595, 21833, 34309, 46785, 65499, 77975, 102927, 109165, 171545, 233925, 240163, 327495, 514635, 545825, 720489, 857725, 1200815, 1637475, 2573175, 3602445, 6004075, 18012225]

約数ペア:

[(1, 18012225), (3, 6004075), (5, 3602445), (7, 2573175), (11, 1637475), (15, 1200815), (21, 857725), (25, 720489), (33, 545825), (35, 514635), (55, 327495), (75, 240163), (77, 233925), (105, 171545), (165, 109165), (175, 102927), (231, 77975), (275, 65499), (385, 46785), (525, 34309), (825, 21833), (1155, 15595), (1925, 9357), (3119, 5775)]