1563978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{20051}}^1$

素因数の和:20069

約数の個数: 16

約数和(自身を含む): 3368736

約数和(自身を除く): 1804758

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 20051, 40102, 60153, 120306, 260663, 521326, 781989, 1563978]

約数ペア:

[(1, 1563978), (2, 781989), (3, 521326), (6, 260663), (13, 120306), (26, 60153), (39, 40102), (78, 20051)]