127777257

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{337}}^1$

素因数の和:531

約数の個数: 40

約数和(自身を含む): 198927872

約数和(自身を除く): 71150615

約数列:

[1, 3, 9, 27, 31, 81, 93, 151, 279, 337, 453, 837, 1011, 1359, 2511, 3033, 4077, 4681, 9099, 10447, 12231, 14043, 27297, 31341, 42129, 50887, 94023, 126387, 152661, 282069, 379161, 457983, 846207, 1373949, 1577497, 4121847, 4732491, 14197473, 42592419, 127777257]

約数ペア:

[(1, 127777257), (3, 42592419), (9, 14197473), (27, 4732491), (31, 4121847), (81, 1577497), (93, 1373949), (151, 846207), (279, 457983), (337, 379161), (453, 282069), (837, 152661), (1011, 126387), (1359, 94023), (2511, 50887), (3033, 42129), (4077, 31341), (4681, 27297), (9099, 14043), (10447, 12231)]