388900356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2492951}}^1$

素因数の和:2492971

約数の個数: 24

約数和(自身を含む): 977237184

約数和(自身を除く): 588336828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 2492951, 4985902, 7478853, 9971804, 14957706, 29915412, 32408363, 64816726, 97225089, 129633452, 194450178, 388900356]

約数ペア:

[(1, 388900356), (2, 194450178), (3, 129633452), (4, 97225089), (6, 64816726), (12, 32408363), (13, 29915412), (26, 14957706), (39, 9971804), (52, 7478853), (78, 4985902), (156, 2492951)]