31680138

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{754289}}^1$

素因数の和:754301

約数の個数: 16

約数和(自身を含む): 72411840

約数和(自身を除く): 40731702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 754289, 1508578, 2262867, 4525734, 5280023, 10560046, 15840069, 31680138]

約数ペア:

[(1, 31680138), (2, 15840069), (3, 10560046), (6, 5280023), (7, 4525734), (14, 2262867), (21, 1508578), (42, 754289)]