78639977

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 93768192

約数和(自身を除く): 15128215

約数列:

[1, 13, 17, 47, 67, 113, 221, 611, 799, 871, 1139, 1469, 1921, 3149, 5311, 7571, 10387, 14807, 24973, 40937, 53533, 69043, 90287, 98423, 128707, 355837, 695929, 1173731, 1673191, 4625881, 6049229, 78639977]

約数ペア:

[(1, 78639977), (13, 6049229), (17, 4625881), (47, 1673191), (67, 1173731), (113, 695929), (221, 355837), (611, 128707), (799, 98423), (871, 90287), (1139, 69043), (1469, 53533), (1921, 40937), (3149, 24973), (5311, 14807), (7571, 10387)]