647828298

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2768497}}^1$

素因数の和:2768518

約数の個数: 24

約数和(自身を含む): 1511599908

約数和(自身を除く): 863771610

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 2768497, 5536994, 8305491, 16610982, 24916473, 35990461, 49832946, 71980922, 107971383, 215942766, 323914149, 647828298]

約数ペア:

[(1, 647828298), (2, 323914149), (3, 215942766), (6, 107971383), (9, 71980922), (13, 49832946), (18, 35990461), (26, 24916473), (39, 16610982), (78, 8305491), (117, 5536994), (234, 2768497)]