209947151

素因数分解:

${\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{1097}}^1$

素因数の和:1330

約数の個数: 16

約数和(自身を含む): 224835264

約数和(自身を除く): 14888113

約数列:

[1, 23, 53, 157, 1097, 1219, 3611, 8321, 25231, 58141, 172229, 191383, 1337243, 3961267, 9128137, 209947151]

約数ペア:

[(1, 209947151), (23, 9128137), (53, 3961267), (157, 1337243), (1097, 191383), (1219, 172229), (3611, 58141), (8321, 25231)]