221042581

素因数分解:

${\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{751}}^1$

素因数の和:1032

約数の個数: 16

約数和(自身を含む): 235634688

約数和(自身を除く): 14592107

約数列:

[1, 23, 67, 191, 751, 1541, 4393, 12797, 17273, 50317, 143441, 294331, 1157291, 3299143, 9610547, 221042581]

約数ペア:

[(1, 221042581), (23, 9610547), (67, 3299143), (191, 1157291), (751, 294331), (1541, 143441), (4393, 50317), (12797, 17273)]