221438977

素因数分解:

${\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{787}}^1$

素因数の和:1116

約数の個数: 16

約数和(自身を含む): 238291200

約数和(自身を除く): 16852223

約数列:

[1, 19, 59, 251, 787, 1121, 4769, 14809, 14953, 46433, 197537, 281371, 882227, 3753203, 11654683, 221438977]

約数ペア:

[(1, 221438977), (19, 11654683), (59, 3753203), (251, 882227), (787, 281371), (1121, 197537), (4769, 46433), (14809, 14953)]