221543277

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1\times {\mathrm{3019}}^1$

素因数の和:3484

約数の個数: 16

約数和(自身を含む): 301081920

約数和(自身を除く): 79538643

約数列:

[1, 3, 61, 183, 401, 1203, 3019, 9057, 24461, 73383, 184159, 552477, 1210619, 3631857, 73847759, 221543277]

約数ペア:

[(1, 221543277), (3, 73847759), (61, 3631857), (183, 1210619), (401, 552477), (1203, 184159), (3019, 73383), (9057, 24461)]