2991664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{757}}^1$

素因数の和:797

約数の個数: 40

約数和(自身を含む): 6579440

約数和(自身を除く): 3587776

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 757, 988, 1514, 1976, 3028, 3952, 6056, 9841, 12112, 14383, 19682, 28766, 39364, 57532, 78728, 115064, 157456, 186979, 230128, 373958, 747916, 1495832, 2991664]

約数ペア:

[(1, 2991664), (2, 1495832), (4, 747916), (8, 373958), (13, 230128), (16, 186979), (19, 157456), (26, 115064), (38, 78728), (52, 57532), (76, 39364), (104, 28766), (152, 19682), (208, 14383), (247, 12112), (304, 9841), (494, 6056), (757, 3952), (988, 3028), (1514, 1976)]