2154278413

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{991}}^1\times {\mathrm{3931}}^1$

素因数の和:5008

約数の個数: 16

約数和(自身を含む): 2496348160

約数和(自身を除く): 342069747

約数列:

[1, 7, 79, 553, 991, 3931, 6937, 27517, 78289, 310549, 548023, 2173843, 3895621, 27269347, 307754059, 2154278413]

約数ペア:

[(1, 2154278413), (7, 307754059), (79, 27269347), (553, 3895621), (991, 2173843), (3931, 548023), (6937, 310549), (27517, 78289)]