28263090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{40961}}^1$

素因数の和:40994

約数の個数: 32

約数和(自身を含む): 70782336

約数和(自身を除く): 42519246

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 40961, 81922, 122883, 204805, 245766, 409610, 614415, 942103, 1228830, 1884206, 2826309, 4710515, 5652618, 9421030, 14131545, 28263090]

約数ペア:

[(1, 28263090), (2, 14131545), (3, 9421030), (5, 5652618), (6, 4710515), (10, 2826309), (15, 1884206), (23, 1228830), (30, 942103), (46, 614415), (69, 409610), (115, 245766), (138, 204805), (230, 122883), (345, 81922), (690, 40961)]