290435264

素因数分解:

$2^6\times 7^1\times {\mathrm{648293}}^1$

素因数の和:648312

約数の個数: 28

約数和(自身を含む): 658666704

約数和(自身を除く): 368231440

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 648293, 1296586, 2593172, 4538051, 5186344, 9076102, 10372688, 18152204, 20745376, 36304408, 41490752, 72608816, 145217632, 290435264]

約数ペア:

[(1, 290435264), (2, 145217632), (4, 72608816), (7, 41490752), (8, 36304408), (14, 20745376), (16, 18152204), (28, 10372688), (32, 9076102), (56, 5186344), (64, 4538051), (112, 2593172), (224, 1296586), (448, 648293)]