28726672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{827}}^1$

素因数の和:1015

約数の個数: 40

約数和(自身を含む): 60371136

約数和(自身を除く): 31644464

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 167, 208, 334, 668, 827, 1336, 1654, 2171, 2672, 3308, 4342, 6616, 8684, 10751, 13232, 17368, 21502, 34736, 43004, 86008, 138109, 172016, 276218, 552436, 1104872, 1795417, 2209744, 3590834, 7181668, 14363336, 28726672]

約数ペア:

[(1, 28726672), (2, 14363336), (4, 7181668), (8, 3590834), (13, 2209744), (16, 1795417), (26, 1104872), (52, 552436), (104, 276218), (167, 172016), (208, 138109), (334, 86008), (668, 43004), (827, 34736), (1336, 21502), (1654, 17368), (2171, 13232), (2672, 10751), (3308, 8684), (4342, 6616)]