256075643523

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{4253}}^1\times {\mathrm{69931}}^1$

素因数の和:74235

約数の個数: 32

約数和(自身を含む): 399827538432

約数和(自身を除く): 143751894909

約数列:

[1, 3, 7, 21, 41, 123, 287, 861, 4253, 12759, 29771, 69931, 89313, 174373, 209793, 489517, 523119, 1220611, 1468551, 2867171, 3661833, 8601513, 20070197, 60210591, 297416543, 892249629, 2081915801, 6245747403, 12194078263, 36582234789, 85358547841, 256075643523]

約数ペア:

[(1, 256075643523), (3, 85358547841), (7, 36582234789), (21, 12194078263), (41, 6245747403), (123, 2081915801), (287, 892249629), (861, 297416543), (4253, 60210591), (12759, 20070197), (29771, 8601513), (69931, 3661833), (89313, 2867171), (174373, 1468551), (209793, 1220611), (489517, 523119)]