289040085

素因数分解:

$3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{13933}}^1$

素因数の和:14405

約数の個数: 24

約数和(自身を含む): 502125624

約数和(自身を除く): 213085539

約数列:

[1, 3, 5, 9, 15, 45, 461, 1383, 2305, 4149, 6915, 13933, 20745, 41799, 69665, 125397, 208995, 626985, 6423113, 19269339, 32115565, 57808017, 96346695, 289040085]

約数ペア:

[(1, 289040085), (3, 96346695), (5, 57808017), (9, 32115565), (15, 19269339), (45, 6423113), (461, 626985), (1383, 208995), (2305, 125397), (4149, 69665), (6915, 41799), (13933, 20745)]