127981566

素因数分解:

$2^1\times 3^3\times {\mathrm{521}}^1\times {\mathrm{4549}}^1$

素因数の和:5081

約数の個数: 32

約数和(自身を含む): 285012000

約数和(自身を除く): 157030434

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 521, 1042, 1563, 3126, 4549, 4689, 9098, 9378, 13647, 14067, 27294, 28134, 40941, 81882, 122823, 245646, 2370029, 4740058, 7110087, 14220174, 21330261, 42660522, 63990783, 127981566]

約数ペア:

[(1, 127981566), (2, 63990783), (3, 42660522), (6, 21330261), (9, 14220174), (18, 7110087), (27, 4740058), (54, 2370029), (521, 245646), (1042, 122823), (1563, 81882), (3126, 40941), (4549, 28134), (4689, 27294), (9098, 14067), (9378, 13647)]