213260138

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{68927}}^1$

素因数の和:68966

約数の個数: 32

約数和(自身を含む): 416876544

約数和(自身を除く): 203616406

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 68927, 137854, 482489, 896051, 964978, 1171759, 1792102, 2343518, 6272357, 8202313, 12544714, 15232867, 16404626, 30465734, 106630069, 213260138]

約数ペア:

[(1, 213260138), (2, 106630069), (7, 30465734), (13, 16404626), (14, 15232867), (17, 12544714), (26, 8202313), (34, 6272357), (91, 2343518), (119, 1792102), (182, 1171759), (221, 964978), (238, 896051), (442, 482489), (1547, 137854), (3094, 68927)]