2789874568

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{377827}}^1$

素因数の和:377917

約数の個数: 32

約数和(自身を含む): 5712759360

約数和(自身を除く): 2922884792

約数列:

[1, 2, 4, 8, 13, 26, 52, 71, 104, 142, 284, 568, 923, 1846, 3692, 7384, 377827, 755654, 1511308, 3022616, 4911751, 9823502, 19647004, 26825717, 39294008, 53651434, 107302868, 214605736, 348734321, 697468642, 1394937284, 2789874568]

約数ペア:

[(1, 2789874568), (2, 1394937284), (4, 697468642), (8, 348734321), (13, 214605736), (26, 107302868), (52, 53651434), (71, 39294008), (104, 26825717), (142, 19647004), (284, 9823502), (568, 4911751), (923, 3022616), (1846, 1511308), (3692, 755654), (7384, 377827)]