28040565

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{683}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 56733696

約数和(自身を除く): 28693131

約数列:

[1, 3, 5, 7, 15, 17, 21, 23, 35, 51, 69, 85, 105, 115, 119, 161, 255, 345, 357, 391, 483, 595, 683, 805, 1173, 1785, 1955, 2049, 2415, 2737, 3415, 4781, 5865, 8211, 10245, 11611, 13685, 14343, 15709, 23905, 34833, 41055, 47127, 58055, 71715, 78545, 81277, 109963, 174165, 235635, 243831, 267053, 329889, 406385, 549815, 801159, 1219155, 1335265, 1649445, 1869371, 4005795, 5608113, 9346855, 28040565]

約数ペア:

[(1, 28040565), (3, 9346855), (5, 5608113), (7, 4005795), (15, 1869371), (17, 1649445), (21, 1335265), (23, 1219155), (35, 801159), (51, 549815), (69, 406385), (85, 329889), (105, 267053), (115, 243831), (119, 235635), (161, 174165), (255, 109963), (345, 81277), (357, 78545), (391, 71715), (483, 58055), (595, 47127), (683, 41055), (805, 34833), (1173, 23905), (1785, 15709), (1955, 14343), (2049, 13685), (2415, 11611), (2737, 10245), (3415, 8211), (4781, 5865)]