220121733

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{1381}}^1$

素因数の和:1525

約数の個数: 32

約数和(自身を含む): 326284672

約数和(自身を除く): 106162939

約数列:

[1, 3, 13, 39, 61, 67, 183, 201, 793, 871, 1381, 2379, 2613, 4087, 4143, 12261, 17953, 53131, 53859, 84241, 92527, 159393, 252723, 277581, 1095133, 1202851, 3285399, 3608553, 5644147, 16932441, 73373911, 220121733]

約数ペア:

[(1, 220121733), (3, 73373911), (13, 16932441), (39, 5644147), (61, 3608553), (67, 3285399), (183, 1202851), (201, 1095133), (793, 277581), (871, 252723), (1381, 159393), (2379, 92527), (2613, 84241), (4087, 53859), (4143, 53131), (12261, 17953)]