231775478

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{172709}}^1$

素因数の和:172783

約数の個数: 16

約数和(自身を含む): 385488720

約数和(自身を除く): 153713242

約数列:

[1, 2, 11, 22, 61, 122, 671, 1342, 172709, 345418, 1899799, 3799598, 10535249, 21070498, 115887739, 231775478]

約数ペア:

[(1, 231775478), (2, 115887739), (11, 21070498), (22, 10535249), (61, 3799598), (122, 1899799), (671, 345418), (1342, 172709)]