171968913

素因数分解:

$3^6\times {\mathrm{419}}^1\times {\mathrm{563}}^1$

素因数の和:1000

約数の個数: 28

約数和(自身を含む): 258909840

約数和(自身を除く): 86940927

約数列:

[1, 3, 9, 27, 81, 243, 419, 563, 729, 1257, 1689, 3771, 5067, 11313, 15201, 33939, 45603, 101817, 136809, 235897, 305451, 410427, 707691, 2123073, 6369219, 19107657, 57322971, 171968913]

約数ペア:

[(1, 171968913), (3, 57322971), (9, 19107657), (27, 6369219), (81, 2123073), (243, 707691), (419, 410427), (563, 305451), (729, 235897), (1257, 136809), (1689, 101817), (3771, 45603), (5067, 33939), (11313, 15201)]