156798747

素因数分解:

$3^4\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2111}}^1$

素因数の和:2261

約数の個数: 40

約数和(自身を含む): 269862912

約数和(自身を除く): 113064165

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 131, 189, 393, 567, 917, 1179, 2111, 2751, 3537, 6333, 8253, 10611, 14777, 18999, 24759, 44331, 56997, 74277, 132993, 170991, 276541, 398979, 829623, 1196937, 1935787, 2488869, 5807361, 7466607, 17422083, 22399821, 52266249, 156798747]

約数ペア:

[(1, 156798747), (3, 52266249), (7, 22399821), (9, 17422083), (21, 7466607), (27, 5807361), (63, 2488869), (81, 1935787), (131, 1196937), (189, 829623), (393, 398979), (567, 276541), (917, 170991), (1179, 132993), (2111, 74277), (2751, 56997), (3537, 44331), (6333, 24759), (8253, 18999), (10611, 14777)]