1290172

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{577}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 2492336

約数和(自身を除く): 1202164

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 577, 1118, 1154, 2236, 2308, 7501, 15002, 24811, 30004, 49622, 99244, 322543, 645086, 1290172]

約数ペア:

[(1, 1290172), (2, 645086), (4, 322543), (13, 99244), (26, 49622), (43, 30004), (52, 24811), (86, 15002), (172, 7501), (559, 2308), (577, 2236), (1118, 1154)]