1999701501

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{1796677}}^1$

素因数の和:1796740

約数の個数: 16

約数和(自身を含む): 3104659584

約数和(自身を除く): 1104958083

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 1796677, 5390031, 12576739, 37730217, 95223881, 285671643, 666567167, 1999701501]

約数ペア:

[(1, 1999701501), (3, 666567167), (7, 285671643), (21, 95223881), (53, 37730217), (159, 12576739), (371, 5390031), (1113, 1796677)]