30897295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{547}}^1$

素因数の和:655

約数の個数: 32

約数和(自身を含む): 44190720

約数和(自身を除く): 13293425

約数列:

[1, 5, 11, 13, 55, 65, 79, 143, 395, 547, 715, 869, 1027, 2735, 4345, 5135, 6017, 7111, 11297, 30085, 35555, 43213, 56485, 78221, 216065, 391105, 475343, 561769, 2376715, 2808845, 6179459, 30897295]

約数ペア:

[(1, 30897295), (5, 6179459), (11, 2808845), (13, 2376715), (55, 561769), (65, 475343), (79, 391105), (143, 216065), (395, 78221), (547, 56485), (715, 43213), (869, 35555), (1027, 30085), (2735, 11297), (4345, 7111), (5135, 6017)]