28340025

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2347}}^1$

素因数の和:2390

約数の個数: 48

約数和(自身を含む): 55901184

約数和(自身を除く): 27561159

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 69, 75, 105, 115, 161, 175, 345, 483, 525, 575, 805, 1725, 2347, 2415, 4025, 7041, 11735, 12075, 16429, 35205, 49287, 53981, 58675, 82145, 161943, 176025, 246435, 269905, 377867, 410725, 809715, 1133601, 1232175, 1349525, 1889335, 4048575, 5668005, 9446675, 28340025]

約数ペア:

[(1, 28340025), (3, 9446675), (5, 5668005), (7, 4048575), (15, 1889335), (21, 1349525), (23, 1232175), (25, 1133601), (35, 809715), (69, 410725), (75, 377867), (105, 269905), (115, 246435), (161, 176025), (175, 161943), (345, 82145), (483, 58675), (525, 53981), (575, 49287), (805, 35205), (1725, 16429), (2347, 12075), (2415, 11735), (4025, 7041)]