268996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{739}}^1$

素因数の和:763

約数の個数: 24

約数和(自身を含む): 580160

約数和(自身を除く): 311164

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 739, 1478, 2956, 5173, 9607, 10346, 19214, 20692, 38428, 67249, 134498, 268996]

約数ペア:

[(1, 268996), (2, 134498), (4, 67249), (7, 38428), (13, 20692), (14, 19214), (26, 10346), (28, 9607), (52, 5173), (91, 2956), (182, 1478), (364, 739)]