28813365

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 61641216

約数和(自身を除く): 32827851

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 41, 45, 63, 69, 97, 105, 115, 123, 161, 205, 207, 287, 291, 315, 345, 369, 483, 485, 615, 679, 805, 861, 873, 943, 1035, 1435, 1449, 1455, 1845, 2037, 2231, 2415, 2583, 2829, 3395, 3977, 4305, 4365, 4715, 6111, 6601, 6693, 7245, 8487, 10185, 11155, 11931, 12915, 14145, 15617, 19803, 19885, 20079, 27839, 30555, 33005, 33465, 35793, 42435, 46851, 59409, 59655, 78085, 83517, 91471, 99015, 100395, 139195, 140553, 178965, 234255, 250551, 274413, 297045, 417585, 457355, 640297, 702765, 823239, 1252755, 1372065, 1920891, 3201485, 4116195, 5762673, 9604455, 28813365]

約数ペア:

[(1, 28813365), (3, 9604455), (5, 5762673), (7, 4116195), (9, 3201485), (15, 1920891), (21, 1372065), (23, 1252755), (35, 823239), (41, 702765), (45, 640297), (63, 457355), (69, 417585), (97, 297045), (105, 274413), (115, 250551), (123, 234255), (161, 178965), (205, 140553), (207, 139195), (287, 100395), (291, 99015), (315, 91471), (345, 83517), (369, 78085), (483, 59655), (485, 59409), (615, 46851), (679, 42435), (805, 35793), (861, 33465), (873, 33005), (943, 30555), (1035, 27839), (1435, 20079), (1449, 19885), (1455, 19803), (1845, 15617), (2037, 14145), (2231, 12915), (2415, 11931), (2583, 11155), (2829, 10185), (3395, 8487), (3977, 7245), (4305, 6693), (4365, 6601), (4715, 6111)]