156920396199

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{393284201}}^1$

素因数の和:393284230

約数の個数: 16

約数和(自身を含む): 251701889280

約数和(自身を除く): 94781493081

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 393284201, 1179852603, 2752989407, 7472399819, 8258968221, 22417199457, 52306798733, 156920396199]

約数ペア:

[(1, 156920396199), (3, 52306798733), (7, 22417199457), (19, 8258968221), (21, 7472399819), (57, 2752989407), (133, 1179852603), (399, 393284201)]