1281808768

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{435397}}^1$

素因数の和:435434

約数の個数: 32

約数和(自身を含む): 2664635760

約数和(自身を除く): 1382826992

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 128, 184, 368, 736, 1472, 2944, 435397, 870794, 1741588, 3483176, 6966352, 10014131, 13932704, 20028262, 27865408, 40056524, 55730816, 80113048, 160226096, 320452192, 640904384, 1281808768]

約数ペア:

[(1, 1281808768), (2, 640904384), (4, 320452192), (8, 160226096), (16, 80113048), (23, 55730816), (32, 40056524), (46, 27865408), (64, 20028262), (92, 13932704), (128, 10014131), (184, 6966352), (368, 3483176), (736, 1741588), (1472, 870794), (2944, 435397)]