78492753

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{179}}^1$

素因数の和:446

約数の個数: 32

約数和(自身を含む): 118800000

約数和(自身を除く): 40307247

約数列:

[1, 3, 9, 27, 109, 149, 179, 327, 447, 537, 981, 1341, 1611, 2943, 4023, 4833, 16241, 19511, 26671, 48723, 58533, 80013, 146169, 175599, 240039, 438507, 526797, 720117, 2907139, 8721417, 26164251, 78492753]

約数ペア:

[(1, 78492753), (3, 26164251), (9, 8721417), (27, 2907139), (109, 720117), (149, 526797), (179, 438507), (327, 240039), (447, 175599), (537, 146169), (981, 80013), (1341, 58533), (1611, 48723), (2943, 26671), (4023, 19511), (4833, 16241)]