81355682

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{281}}^1\times {\mathrm{401}}^1$

素因数の和:722

約数の個数: 24

約数和(自身を含む): 129575052

約数和(自身を除く): 48219370

約数列:

[1, 2, 19, 38, 281, 361, 401, 562, 722, 802, 5339, 7619, 10678, 15238, 101441, 112681, 144761, 202882, 225362, 289522, 2140939, 4281878, 40677841, 81355682]

約数ペア:

[(1, 81355682), (2, 40677841), (19, 4281878), (38, 2140939), (281, 289522), (361, 225362), (401, 202882), (562, 144761), (722, 112681), (802, 101441), (5339, 15238), (7619, 10678)]