19072725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2137}}^1$

素因数の和:2174

約数の個数: 48

約数和(自身を含む): 38176128

約数和(自身を除く): 19103403

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 175, 255, 357, 425, 525, 595, 1275, 1785, 2137, 2975, 6411, 8925, 10685, 14959, 32055, 36329, 44877, 53425, 74795, 108987, 160275, 181645, 224385, 254303, 373975, 544935, 762909, 908225, 1121925, 1271515, 2724675, 3814545, 6357575, 19072725]

約数ペア:

[(1, 19072725), (3, 6357575), (5, 3814545), (7, 2724675), (15, 1271515), (17, 1121925), (21, 908225), (25, 762909), (35, 544935), (51, 373975), (75, 254303), (85, 224385), (105, 181645), (119, 160275), (175, 108987), (255, 74795), (357, 53425), (425, 44877), (525, 36329), (595, 32055), (1275, 14959), (1785, 10685), (2137, 8925), (2975, 6411)]