78242994

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{61223}}^1$

素因数の和:61302

約数の個数: 24

約数和(自身を含む): 171916992

約数和(自身を除く): 93673998

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 61223, 122446, 183669, 367338, 551007, 1102014, 4346833, 8693666, 13040499, 26080998, 39121497, 78242994]

約数ペア:

[(1, 78242994), (2, 39121497), (3, 26080998), (6, 13040499), (9, 8693666), (18, 4346833), (71, 1102014), (142, 551007), (213, 367338), (426, 183669), (639, 122446), (1278, 61223)]