31983315

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23431}}^1$

素因数の和:23459

約数の個数: 32

約数和(自身を含む): 62985216

約数和(自身を除く): 31001901

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 23431, 70293, 117155, 164017, 304603, 351465, 492051, 820085, 913809, 1523015, 2132221, 2460255, 4569045, 6396663, 10661105, 31983315]

約数ペア:

[(1, 31983315), (3, 10661105), (5, 6396663), (7, 4569045), (13, 2460255), (15, 2132221), (21, 1523015), (35, 913809), (39, 820085), (65, 492051), (91, 351465), (105, 304603), (195, 164017), (273, 117155), (455, 70293), (1365, 23431)]