69720621

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:461

約数の個数: 32

約数和(自身を含む): 101743488

約数和(自身を除く): 32022867

約数列:

[1, 3, 17, 51, 61, 73, 183, 219, 307, 921, 1037, 1241, 3111, 3723, 4453, 5219, 13359, 15657, 18727, 22411, 56181, 67233, 75701, 227103, 318359, 380987, 955077, 1142961, 1367071, 4101213, 23240207, 69720621]

約数ペア:

[(1, 69720621), (3, 23240207), (17, 4101213), (51, 1367071), (61, 1142961), (73, 955077), (183, 380987), (219, 318359), (307, 227103), (921, 75701), (1037, 67233), (1241, 56181), (3111, 22411), (3723, 18727), (4453, 15657), (5219, 13359)]