409898402

素因数分解:

$2^1\times {\mathrm{41}}^2\times {\mathrm{121921}}^1$

素因数の和:122005

約数の個数: 12

約数和(自身を含む): 630214818

約数和(自身を除く): 220316416

約数列:

[1, 2, 41, 82, 1681, 3362, 121921, 243842, 4998761, 9997522, 204949201, 409898402]

約数ペア:

[(1, 409898402), (2, 204949201), (41, 9997522), (82, 4998761), (1681, 243842), (3362, 121921)]