78818373921

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{977}}^1\times {\mathrm{123923}}^1$

素因数の和:124941

約数の個数: 32

約数和(自身を含む): 124106416128

約数和(自身を除く): 45288042207

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 977, 2931, 6839, 20517, 30287, 90861, 123923, 212009, 371769, 636027, 867461, 2602383, 3841613, 11524839, 26891291, 80673873, 121072771, 363218313, 847509397, 2542528191, 3753255901, 11259767703, 26272791307, 78818373921]

約数ペア:

[(1, 78818373921), (3, 26272791307), (7, 11259767703), (21, 3753255901), (31, 2542528191), (93, 847509397), (217, 363218313), (651, 121072771), (977, 80673873), (2931, 26891291), (6839, 11524839), (20517, 3841613), (30287, 2602383), (90861, 867461), (123923, 636027), (212009, 371769)]