30975705

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{163}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 55875456

約数和(自身を除く): 24899751

約数列:

[1, 3, 5, 9, 15, 41, 45, 103, 123, 163, 205, 309, 369, 489, 515, 615, 815, 927, 1467, 1545, 1845, 2445, 4223, 4635, 6683, 7335, 12669, 16789, 20049, 21115, 33415, 38007, 50367, 60147, 63345, 83945, 100245, 151101, 190035, 251835, 300735, 688349, 755505, 2065047, 3441745, 6195141, 10325235, 30975705]

約数ペア:

[(1, 30975705), (3, 10325235), (5, 6195141), (9, 3441745), (15, 2065047), (41, 755505), (45, 688349), (103, 300735), (123, 251835), (163, 190035), (205, 151101), (309, 100245), (369, 83945), (489, 63345), (515, 60147), (615, 50367), (815, 38007), (927, 33415), (1467, 21115), (1545, 20049), (1845, 16789), (2445, 12669), (4223, 7335), (4635, 6683)]