40185801

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{2741}}^1$

素因数の和:2934

約数の個数: 20

約数和(自身を含む): 60384324

約数和(自身を除く): 20198523

約数列:

[1, 3, 9, 27, 81, 181, 543, 1629, 2741, 4887, 8223, 14661, 24669, 74007, 222021, 496121, 1488363, 4465089, 13395267, 40185801]

約数ペア:

[(1, 40185801), (3, 13395267), (9, 4465089), (27, 1488363), (81, 496121), (181, 222021), (543, 74007), (1629, 24669), (2741, 14661), (4887, 8223)]