53706321

素因数分解:

$3^4\times {\mathrm{151}}^1\times {\mathrm{4391}}^1$

素因数の和:4554

約数の個数: 20

約数和(自身を含む): 80777664

約数和(自身を除く): 27071343

約数列:

[1, 3, 9, 27, 81, 151, 453, 1359, 4077, 4391, 12231, 13173, 39519, 118557, 355671, 663041, 1989123, 5967369, 17902107, 53706321]

約数ペア:

[(1, 53706321), (3, 17902107), (9, 5967369), (27, 1989123), (81, 663041), (151, 355671), (453, 118557), (1359, 39519), (4077, 13173), (4391, 12231)]