187898103

素因数分解:

$3^3\times {\mathrm{79}}^1\times {\mathrm{137}}^1\times {\mathrm{643}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 284390400

約数和(自身を除く): 96492297

約数列:

[1, 3, 9, 27, 79, 137, 237, 411, 643, 711, 1233, 1929, 2133, 3699, 5787, 10823, 17361, 32469, 50797, 88091, 97407, 152391, 264273, 292221, 457173, 792819, 1371519, 2378457, 6959189, 20877567, 62632701, 187898103]

約数ペア:

[(1, 187898103), (3, 62632701), (9, 20877567), (27, 6959189), (79, 2378457), (137, 1371519), (237, 792819), (411, 457173), (643, 292221), (711, 264273), (1233, 152391), (1929, 97407), (2133, 88091), (3699, 50797), (5787, 32469), (10823, 17361)]