28145645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{3389}}^1$

素因数の和:3556

約数の個数: 16

約数和(自身を含む): 37100160

約数和(自身を除く): 8954515

約数列:

[1, 5, 11, 55, 151, 755, 1661, 3389, 8305, 16945, 37279, 186395, 511739, 2558695, 5629129, 28145645]

約数ペア:

[(1, 28145645), (5, 5629129), (11, 2558695), (55, 511739), (151, 186395), (755, 37279), (1661, 16945), (3389, 8305)]