128610181

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{11251}}^1$

素因数の和:11352

約数の個数: 16

約数和(自身を含む): 155547648

約数和(自身を除く): 26937467

約数列:

[1, 7, 23, 71, 161, 497, 1633, 11251, 11431, 78757, 258773, 798821, 1811411, 5591747, 18372883, 128610181]

約数ペア:

[(1, 128610181), (7, 18372883), (23, 5591747), (71, 1811411), (161, 798821), (497, 258773), (1633, 78757), (11251, 11431)]