221495403

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{941}}^1\times {\mathrm{2531}}^1$

素因数の和:3506

約数の個数: 16

約数和(自身を含む): 305298432

約数和(自身を除く): 83803029

約数列:

[1, 3, 31, 93, 941, 2531, 2823, 7593, 29171, 78461, 87513, 235383, 2381671, 7145013, 73831801, 221495403]

約数ペア:

[(1, 221495403), (3, 73831801), (31, 7145013), (93, 2381671), (941, 235383), (2531, 87513), (2823, 78461), (7593, 29171)]