858260065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{317}}^1\times {\mathrm{1811}}^1$

素因数の和:2169

約数の個数: 32

約数和(自身を含む): 1161651456

約数和(自身を除く): 303391391

約数列:

[1, 5, 13, 23, 65, 115, 299, 317, 1495, 1585, 1811, 4121, 7291, 9055, 20605, 23543, 36455, 41653, 94783, 117715, 208265, 473915, 541489, 574087, 2707445, 2870435, 7463131, 13204001, 37315655, 66020005, 171652013, 858260065]

約数ペア:

[(1, 858260065), (5, 171652013), (13, 66020005), (23, 37315655), (65, 13204001), (115, 7463131), (299, 2870435), (317, 2707445), (1495, 574087), (1585, 541489), (1811, 473915), (4121, 208265), (7291, 117715), (9055, 94783), (20605, 41653), (23543, 36455)]