156639861

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{52901}}^1$

素因数の和:52961

約数の個数: 24

約数和(自身を含む): 264086784

約数和(自身を除く): 107446923

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 52901, 158703, 370307, 476109, 1110921, 2486347, 3332763, 7459041, 17404429, 22377123, 52213287, 156639861]

約数ペア:

[(1, 156639861), (3, 52213287), (7, 22377123), (9, 17404429), (21, 7459041), (47, 3332763), (63, 2486347), (141, 1110921), (329, 476109), (423, 370307), (987, 158703), (2961, 52901)]