251560404

素因数分解:

$2^2\times 3^6\times {\mathrm{86269}}^1$

素因数の和:86291

約数の個数: 42

約数和(自身を含む): 660051770

約数和(自身を除く): 408491366

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 86269, 172538, 258807, 345076, 517614, 776421, 1035228, 1552842, 2329263, 3105684, 4658526, 6987789, 9317052, 13975578, 20963367, 27951156, 41926734, 62890101, 83853468, 125780202, 251560404]

約数ペア:

[(1, 251560404), (2, 125780202), (3, 83853468), (4, 62890101), (6, 41926734), (9, 27951156), (12, 20963367), (18, 13975578), (27, 9317052), (36, 6987789), (54, 4658526), (81, 3105684), (108, 2329263), (162, 1552842), (243, 1035228), (324, 776421), (486, 517614), (729, 345076), (972, 258807), (1458, 172538), (2916, 86269)]