15120918

素因数分解:

$2^1\times 3^7\times {\mathrm{3457}}^1$

素因数の和:3480

約数の個数: 32

約数和(自身を含む): 34026720

約数和(自身を除く): 18905802

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 2187, 3457, 4374, 6914, 10371, 20742, 31113, 62226, 93339, 186678, 280017, 560034, 840051, 1680102, 2520153, 5040306, 7560459, 15120918]

約数ペア:

[(1, 15120918), (2, 7560459), (3, 5040306), (6, 2520153), (9, 1680102), (18, 840051), (27, 560034), (54, 280017), (81, 186678), (162, 93339), (243, 62226), (486, 31113), (729, 20742), (1458, 10371), (2187, 6914), (3457, 4374)]