218003815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1\times {\mathrm{569}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 285912000

約数和(自身を除く): 67908185

約数列:

[1, 5, 19, 37, 95, 109, 185, 545, 569, 703, 2071, 2845, 3515, 4033, 10355, 10811, 20165, 21053, 54055, 62021, 76627, 105265, 310105, 383135, 400007, 1178399, 2000035, 2294777, 5891995, 11473885, 43600763, 218003815]

約数ペア:

[(1, 218003815), (5, 43600763), (19, 11473885), (37, 5891995), (95, 2294777), (109, 2000035), (185, 1178399), (545, 400007), (569, 383135), (703, 310105), (2071, 105265), (2845, 76627), (3515, 62021), (4033, 54055), (10355, 21053), (10811, 20165)]