65215005

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{421}}^1\times {\mathrm{449}}^1$

素因数の和:901

約数の個数: 32

約数和(自身を含む): 109382400

約数和(自身を除く): 44167395

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 421, 449, 1263, 1347, 2105, 2245, 6315, 6735, 9683, 10327, 29049, 30981, 48415, 51635, 145245, 154905, 189029, 567087, 945145, 2835435, 4347667, 13043001, 21738335, 65215005]

約数ペア:

[(1, 65215005), (3, 21738335), (5, 13043001), (15, 4347667), (23, 2835435), (69, 945145), (115, 567087), (345, 189029), (421, 154905), (449, 145245), (1263, 51635), (1347, 48415), (2105, 30981), (2245, 29049), (6315, 10327), (6735, 9683)]