30191721

素因数分解:

$3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{9649}}^1$

素因数の和:9808

約数の個数: 16

約数和(自身を含む): 46320000

約数和(自身を除く): 16128279

約数列:

[1, 3, 7, 21, 149, 447, 1043, 3129, 9649, 28947, 67543, 202629, 1437701, 4313103, 10063907, 30191721]

約数ペア:

[(1, 30191721), (3, 10063907), (7, 4313103), (21, 1437701), (149, 202629), (447, 67543), (1043, 28947), (3129, 9649)]