15898983919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{71341}}^1$

素因数の和:71471

約数の個数: 32

約数和(自身を含む): 20455178240

約数和(自身を除く): 4556194321

約数列:

[1, 7, 13, 31, 79, 91, 217, 403, 553, 1027, 2449, 2821, 7189, 17143, 31837, 71341, 222859, 499387, 927433, 2211571, 5635939, 6492031, 15480997, 28750423, 39451573, 73267207, 174714109, 201252961, 512870449, 1222998763, 2271283417, 15898983919]

約数ペア:

[(1, 15898983919), (7, 2271283417), (13, 1222998763), (31, 512870449), (79, 201252961), (91, 174714109), (217, 73267207), (403, 39451573), (553, 28750423), (1027, 15480997), (2449, 6492031), (2821, 5635939), (7189, 2211571), (17143, 927433), (31837, 499387), (71341, 222859)]