164290287

素因数分解:

$3^1\times 7^2\times {\mathrm{971}}^1\times {\mathrm{1151}}^1$

素因数の和:2139

約数の個数: 24

約数和(自身を含む): 255301632

約数和(自身を除く): 91011345

約数列:

[1, 3, 7, 21, 49, 147, 971, 1151, 2913, 3453, 6797, 8057, 20391, 24171, 47579, 56399, 142737, 169197, 1117621, 3352863, 7823347, 23470041, 54763429, 164290287]

約数ペア:

[(1, 164290287), (3, 54763429), (7, 23470041), (21, 7823347), (49, 3352863), (147, 1117621), (971, 169197), (1151, 142737), (2913, 56399), (3453, 47579), (6797, 24171), (8057, 20391)]