40785409

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:780

約数の個数: 16

約数和(自身を含む): 47646720

約数和(自身を除く): 6861311

約数列:

[1, 7, 79, 131, 553, 563, 917, 3941, 10349, 44477, 72443, 73753, 311339, 516271, 5826487, 40785409]

約数ペア:

[(1, 40785409), (7, 5826487), (79, 516271), (131, 311339), (553, 73753), (563, 72443), (917, 44477), (3941, 10349)]