221514261

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{18679}}^1$

素因数の和:18808

約数の個数: 16

約数和(自身を含む): 304857600

約数和(自身を除く): 83343339

約数列:

[1, 3, 59, 67, 177, 201, 3953, 11859, 18679, 56037, 1102061, 1251493, 3306183, 3754479, 73838087, 221514261]

約数ペア:

[(1, 221514261), (3, 73838087), (59, 3754479), (67, 3306183), (177, 1251493), (201, 1102061), (3953, 56037), (11859, 18679)]