28909095

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{1553}}^1$

素因数の和:1651

約数の個数: 32

約数和(自身を含む): 49678272

約数和(自身を除く): 20769177

約数列:

[1, 3, 5, 15, 17, 51, 73, 85, 219, 255, 365, 1095, 1241, 1553, 3723, 4659, 6205, 7765, 18615, 23295, 26401, 79203, 113369, 132005, 340107, 396015, 566845, 1700535, 1927273, 5781819, 9636365, 28909095]

約数ペア:

[(1, 28909095), (3, 9636365), (5, 5781819), (15, 1927273), (17, 1700535), (51, 566845), (73, 396015), (85, 340107), (219, 132005), (255, 113369), (365, 79203), (1095, 26401), (1241, 23295), (1553, 18615), (3723, 7765), (4659, 6205)]