127978552

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{20857}}^1$

素因数の和:20935

約数の個数: 32

約数和(自身を含む): 262810800

約数和(自身を除く): 134832248

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 104, 118, 236, 472, 767, 1534, 3068, 6136, 20857, 41714, 83428, 166856, 271141, 542282, 1084564, 1230563, 2169128, 2461126, 4922252, 9844504, 15997319, 31994638, 63989276, 127978552]

約数ペア:

[(1, 127978552), (2, 63989276), (4, 31994638), (8, 15997319), (13, 9844504), (26, 4922252), (52, 2461126), (59, 2169128), (104, 1230563), (118, 1084564), (236, 542282), (472, 271141), (767, 166856), (1534, 83428), (3068, 41714), (6136, 20857)]