20210364855

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{409}}^1\times {\mathrm{25537}}^1$

素因数の和:26000

約数の個数: 48

約数和(自身を含む): 35935030560

約数和(自身を除く): 15724665705

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 409, 645, 1227, 1935, 2045, 3681, 6135, 17587, 18405, 25537, 52761, 76611, 87935, 127685, 158283, 229833, 263805, 383055, 791415, 1098091, 1149165, 3294273, 5490455, 9882819, 10444633, 16471365, 31333899, 49414095, 52223165, 94001697, 156669495, 449119219, 470008485, 1347357657, 2245596095, 4042072971, 6736788285, 20210364855]

約数ペア:

[(1, 20210364855), (3, 6736788285), (5, 4042072971), (9, 2245596095), (15, 1347357657), (43, 470008485), (45, 449119219), (129, 156669495), (215, 94001697), (387, 52223165), (409, 49414095), (645, 31333899), (1227, 16471365), (1935, 10444633), (2045, 9882819), (3681, 5490455), (6135, 3294273), (17587, 1149165), (18405, 1098091), (25537, 791415), (52761, 383055), (76611, 263805), (87935, 229833), (127685, 158283)]