1340508

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{661}}^1$

素因数の和:694

約数の個数: 36

約数和(自身を含む): 3392088

約数和(自身を除く): 2051580

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 661, 676, 1014, 1322, 1983, 2028, 2644, 3966, 7932, 8593, 17186, 25779, 34372, 51558, 103116, 111709, 223418, 335127, 446836, 670254, 1340508]

約数ペア:

[(1, 1340508), (2, 670254), (3, 446836), (4, 335127), (6, 223418), (12, 111709), (13, 103116), (26, 51558), (39, 34372), (52, 25779), (78, 17186), (156, 8593), (169, 7932), (338, 3966), (507, 2644), (661, 2028), (676, 1983), (1014, 1322)]