28046655

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1$

素因数の和:798

約数の個数: 80

約数和(自身を含む): 61959744

約数和(自身を除く): 33913089

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 81, 91, 105, 117, 135, 189, 195, 273, 315, 351, 405, 455, 567, 585, 761, 819, 945, 1053, 1365, 1755, 2283, 2457, 2835, 3805, 4095, 5265, 5327, 6849, 7371, 9893, 11415, 12285, 15981, 20547, 26635, 29679, 34245, 36855, 47943, 49465, 61641, 69251, 79905, 89037, 102735, 143829, 148395, 207753, 239715, 267111, 308205, 346255, 431487, 445185, 623259, 719145, 801333, 1038765, 1335555, 1869777, 2157435, 3116295, 4006665, 5609331, 9348885, 28046655]

約数ペア:

[(1, 28046655), (3, 9348885), (5, 5609331), (7, 4006665), (9, 3116295), (13, 2157435), (15, 1869777), (21, 1335555), (27, 1038765), (35, 801333), (39, 719145), (45, 623259), (63, 445185), (65, 431487), (81, 346255), (91, 308205), (105, 267111), (117, 239715), (135, 207753), (189, 148395), (195, 143829), (273, 102735), (315, 89037), (351, 79905), (405, 69251), (455, 61641), (567, 49465), (585, 47943), (761, 36855), (819, 34245), (945, 29679), (1053, 26635), (1365, 20547), (1755, 15981), (2283, 12285), (2457, 11415), (2835, 9893), (3805, 7371), (4095, 6849), (5265, 5327)]