268721908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{738247}}^1$

素因数の和:738271

約数の個数: 24

約数和(自身を含む): 578786432

約数和(自身を除く): 310064524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 738247, 1476494, 2952988, 5167729, 9597211, 10335458, 19194422, 20670916, 38388844, 67180477, 134360954, 268721908]

約数ペア:

[(1, 268721908), (2, 134360954), (4, 67180477), (7, 38388844), (13, 20670916), (14, 19194422), (26, 10335458), (28, 9597211), (52, 5167729), (91, 2952988), (182, 1476494), (364, 738247)]