28774135

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2971}}^1$

素因数の和:3138

約数の個数: 16

約数和(自身を含む): 37447200

約数和(自身を除く): 8673065

約数列:

[1, 5, 13, 65, 149, 745, 1937, 2971, 9685, 14855, 38623, 193115, 442679, 2213395, 5754827, 28774135]

約数ペア:

[(1, 28774135), (5, 5754827), (13, 2213395), (65, 442679), (149, 193115), (745, 38623), (1937, 14855), (2971, 9685)]