172389738

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1249201}}^1$

素因数の和:1249229

約数の個数: 16

約数和(自身を含む): 359770176

約数和(自身を除く): 187380438

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 1249201, 2498402, 3747603, 7495206, 28731623, 57463246, 86194869, 172389738]

約数ペア:

[(1, 172389738), (2, 86194869), (3, 57463246), (6, 28731623), (23, 7495206), (46, 3747603), (69, 2498402), (138, 1249201)]