1520641917

素因数分解:

$3^4\times {\mathrm{307}}^1\times {\mathrm{61151}}^1$

素因数の和:61470

約数の個数: 20

約数和(自身を含む): 2279012736

約数和(自身を除く): 758370819

約数列:

[1, 3, 9, 27, 81, 307, 921, 2763, 8289, 24867, 61151, 183453, 550359, 1651077, 4953231, 18773357, 56320071, 168960213, 506880639, 1520641917]

約数ペア:

[(1, 1520641917), (3, 506880639), (9, 168960213), (27, 56320071), (81, 18773357), (307, 4953231), (921, 1651077), (2763, 550359), (8289, 183453), (24867, 61151)]