127989477

素因数分解:

$3^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20521}}^1$

素因数の和:20551

約数の個数: 40

約数和(自身を含む): 238383552

約数和(自身を除く): 110394075

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 297, 567, 693, 891, 2079, 6237, 20521, 61563, 143647, 184689, 225731, 430941, 554067, 677193, 1292823, 1580117, 1662201, 2031579, 3878469, 4740351, 6094737, 11635407, 14221053, 18284211, 42663159, 127989477]

約数ペア:

[(1, 127989477), (3, 42663159), (7, 18284211), (9, 14221053), (11, 11635407), (21, 6094737), (27, 4740351), (33, 3878469), (63, 2031579), (77, 1662201), (81, 1580117), (99, 1292823), (189, 677193), (231, 554067), (297, 430941), (567, 225731), (693, 184689), (891, 143647), (2079, 61563), (6237, 20521)]