17972353

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:504

約数の個数: 16

約数和(自身を含む): 21119616

約数和(自身を除く): 3147263

約数列:

[1, 7, 53, 193, 251, 371, 1351, 1757, 10229, 13303, 48443, 71603, 93121, 339101, 2567479, 17972353]

約数ペア:

[(1, 17972353), (7, 2567479), (53, 339101), (193, 93121), (251, 71603), (371, 48443), (1351, 13303), (1757, 10229)]