280416448

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{337039}}^1$

素因数の和:337064

約数の個数: 28

約数和(自身を含む): 599257120

約数和(自身を除く): 318840672

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 337039, 674078, 1348156, 2696312, 4381507, 5392624, 8763014, 10785248, 17526028, 21570496, 35052056, 70104112, 140208224, 280416448]

約数ペア:

[(1, 280416448), (2, 140208224), (4, 70104112), (8, 35052056), (13, 21570496), (16, 17526028), (26, 10785248), (32, 8763014), (52, 5392624), (64, 4381507), (104, 2696312), (208, 1348156), (416, 674078), (832, 337039)]