71634381

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1021}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 118126848

約数和(自身を除く): 46492467

約数列:

[1, 3, 7, 13, 21, 39, 91, 257, 273, 771, 1021, 1799, 3063, 3341, 5397, 7147, 10023, 13273, 21441, 23387, 39819, 70161, 92911, 262397, 278733, 787191, 1836779, 3411161, 5510337, 10233483, 23878127, 71634381]

約数ペア:

[(1, 71634381), (3, 23878127), (7, 10233483), (13, 5510337), (21, 3411161), (39, 1836779), (91, 787191), (257, 278733), (273, 262397), (771, 92911), (1021, 70161), (1799, 39819), (3063, 23387), (3341, 21441), (5397, 13273), (7147, 10023)]