393172728

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1260169}}^1$

素因数の和:1260191

約数の個数: 32

約数和(自身を含む): 1058542800

約数和(自身を除く): 665370072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1260169, 2520338, 3780507, 5040676, 7561014, 10081352, 15122028, 16382197, 30244056, 32764394, 49146591, 65528788, 98293182, 131057576, 196586364, 393172728]

約数ペア:

[(1, 393172728), (2, 196586364), (3, 131057576), (4, 98293182), (6, 65528788), (8, 49146591), (12, 32764394), (13, 30244056), (24, 16382197), (26, 15122028), (39, 10081352), (52, 7561014), (78, 5040676), (104, 3780507), (156, 2520338), (312, 1260169)]