201961989

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{2851}}^1$

素因数の和:3337

約数の個数: 24

約数和(自身を含む): 309658752

約数和(自身を除く): 107696763

約数列:

[1, 3, 9, 17, 51, 153, 463, 1389, 2851, 4167, 7871, 8553, 23613, 25659, 48467, 70839, 145401, 436203, 1320013, 3960039, 11880117, 22440221, 67320663, 201961989]

約数ペア:

[(1, 201961989), (3, 67320663), (9, 22440221), (17, 11880117), (51, 3960039), (153, 1320013), (463, 436203), (1389, 145401), (2851, 70839), (4167, 48467), (7871, 25659), (8553, 23613)]