268607583

素因数分解:

$3^5\times {\mathrm{61}}^1\times {\mathrm{18121}}^1$

素因数の和:18197

約数の個数: 24

約数和(自身を含む): 408977296

約数和(自身を除く): 140369713

約数列:

[1, 3, 9, 27, 61, 81, 183, 243, 549, 1647, 4941, 14823, 18121, 54363, 163089, 489267, 1105381, 1467801, 3316143, 4403403, 9948429, 29845287, 89535861, 268607583]

約数ペア:

[(1, 268607583), (3, 89535861), (9, 29845287), (27, 9948429), (61, 4403403), (81, 3316143), (183, 1467801), (243, 1105381), (549, 489267), (1647, 163089), (4941, 54363), (14823, 18121)]