279042855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{204427}}^1$

素因数の和:204455

約数の個数: 32

約数和(自身を含む): 549502464

約数和(自身を除く): 270459609

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 195, 273, 455, 1365, 204427, 613281, 1022135, 1430989, 2657551, 3066405, 4292967, 7154945, 7972653, 13287755, 18602857, 21464835, 39863265, 55808571, 93014285, 279042855]

約数ペア:

[(1, 279042855), (3, 93014285), (5, 55808571), (7, 39863265), (13, 21464835), (15, 18602857), (21, 13287755), (35, 7972653), (39, 7154945), (65, 4292967), (91, 3066405), (105, 2657551), (195, 1430989), (273, 1022135), (455, 613281), (1365, 204427)]