28929879

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 48222720

約数和(自身を除く): 19292841

約数列:

[1, 3, 9, 11, 27, 33, 79, 81, 99, 137, 237, 243, 297, 411, 711, 869, 891, 1233, 1507, 2133, 2607, 2673, 3699, 4521, 6399, 7821, 10823, 11097, 13563, 19197, 23463, 32469, 33291, 40689, 70389, 97407, 119053, 122067, 211167, 292221, 357159, 366201, 876663, 1071477, 2629989, 3214431, 9643293, 28929879]

約数ペア:

[(1, 28929879), (3, 9643293), (9, 3214431), (11, 2629989), (27, 1071477), (33, 876663), (79, 366201), (81, 357159), (99, 292221), (137, 211167), (237, 122067), (243, 119053), (297, 97407), (411, 70389), (711, 40689), (869, 33291), (891, 32469), (1233, 23463), (1507, 19197), (2133, 13563), (2607, 11097), (2673, 10823), (3699, 7821), (4521, 6399)]