201916905

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{10847}}^1$

素因数の和:10945

約数の個数: 32

約数和(自身を含む): 346788864

約数和(自身を除く): 144871959

約数列:

[1, 3, 5, 15, 17, 51, 73, 85, 219, 255, 365, 1095, 1241, 3723, 6205, 10847, 18615, 32541, 54235, 162705, 184399, 553197, 791831, 921995, 2375493, 2765985, 3959155, 11877465, 13461127, 40383381, 67305635, 201916905]

約数ペア:

[(1, 201916905), (3, 67305635), (5, 40383381), (15, 13461127), (17, 11877465), (51, 3959155), (73, 2765985), (85, 2375493), (219, 921995), (255, 791831), (365, 553197), (1095, 184399), (1241, 162705), (3723, 54235), (6205, 32541), (10847, 18615)]