138842421

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{25471}}^1$

素因数の和:25576

約数の個数: 16

約数和(自身を含む): 195624960

約数和(自身を除く): 56782539

約数列:

[1, 3, 23, 69, 79, 237, 1817, 5451, 25471, 76413, 585833, 1757499, 2012209, 6036627, 46280807, 138842421]

約数ペア:

[(1, 138842421), (3, 46280807), (23, 6036627), (69, 2012209), (79, 1757499), (237, 585833), (1817, 76413), (5451, 25471)]