28734795

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{227}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 52284960

約数和(自身を除く): 23550165

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 97, 145, 227, 261, 291, 435, 485, 681, 873, 1135, 1305, 1455, 2043, 2813, 3405, 4365, 6583, 8439, 10215, 14065, 19749, 22019, 25317, 32915, 42195, 59247, 66057, 98745, 110095, 126585, 198171, 296235, 330285, 638551, 990855, 1915653, 3192755, 5746959, 9578265, 28734795]

約数ペア:

[(1, 28734795), (3, 9578265), (5, 5746959), (9, 3192755), (15, 1915653), (29, 990855), (45, 638551), (87, 330285), (97, 296235), (145, 198171), (227, 126585), (261, 110095), (291, 98745), (435, 66057), (485, 59247), (681, 42195), (873, 32915), (1135, 25317), (1305, 22019), (1455, 19749), (2043, 14065), (2813, 10215), (3405, 8439), (4365, 6583)]