245492728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{4091}}^1$

素因数の和:4687

約数の個数: 32

約数和(自身を含む): 496686960

約数和(自身を除く): 251194232

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 577, 1154, 2308, 4091, 4616, 7501, 8182, 15002, 16364, 30004, 32728, 53183, 60008, 106366, 212732, 425464, 2360507, 4721014, 9442028, 18884056, 30686591, 61373182, 122746364, 245492728]

約数ペア:

[(1, 245492728), (2, 122746364), (4, 61373182), (8, 30686591), (13, 18884056), (26, 9442028), (52, 4721014), (104, 2360507), (577, 425464), (1154, 212732), (2308, 106366), (4091, 60008), (4616, 53183), (7501, 32728), (8182, 30004), (15002, 16364)]