16368989

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{3671}}^1$

素因数の和:3705

約数の個数: 16

約数和(自身を含む): 20563200

約数和(自身を除く): 4194211

約数列:

[1, 7, 13, 49, 91, 343, 637, 3671, 4459, 25697, 47723, 179879, 334061, 1259153, 2338427, 16368989]

約数ペア:

[(1, 16368989), (7, 2338427), (13, 1259153), (49, 334061), (91, 179879), (343, 47723), (637, 25697), (3671, 4459)]