30989658

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{105407}}^1$

素因数の和:105426

約数の個数: 24

約数和(自身を含む): 72099072

約数和(自身を除く): 41109414

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 105407, 210814, 316221, 632442, 737849, 1475698, 2213547, 4427094, 5164943, 10329886, 15494829, 30989658]

約数ペア:

[(1, 30989658), (2, 15494829), (3, 10329886), (6, 5164943), (7, 4427094), (14, 2213547), (21, 1475698), (42, 737849), (49, 632442), (98, 316221), (147, 210814), (294, 105407)]