1640982021

素因数分解:

$3^1\times 7^2\times {\mathrm{1171}}^1\times {\mathrm{9533}}^1$

素因数の和:10721

約数の個数: 24

約数和(自身を含む): 2547637344

約数和(自身を除く): 906655323

約数列:

[1, 3, 7, 21, 49, 147, 1171, 3513, 8197, 9533, 24591, 28599, 57379, 66731, 172137, 200193, 467117, 1401351, 11163143, 33489429, 78142001, 234426003, 546994007, 1640982021]

約数ペア:

[(1, 1640982021), (3, 546994007), (7, 234426003), (21, 78142001), (49, 33489429), (147, 11163143), (1171, 1401351), (3513, 467117), (8197, 200193), (9533, 172137), (24591, 66731), (28599, 57379)]