16153225

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{389}}^1$

素因数の和:561

約数の個数: 24

約数和(自身を含む): 22052160

約数和(自身を除く): 5898935

約数列:

[1, 5, 11, 25, 55, 151, 275, 389, 755, 1661, 1945, 3775, 4279, 8305, 9725, 21395, 41525, 58739, 106975, 293695, 646129, 1468475, 3230645, 16153225]

約数ペア:

[(1, 16153225), (5, 3230645), (11, 1468475), (25, 646129), (55, 293695), (151, 106975), (275, 58739), (389, 41525), (755, 21395), (1661, 9725), (1945, 8305), (3775, 4279)]