388233456

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1\times {\mathrm{1117}}^1$

素因数の和:1698

約数の個数: 80

約数和(自身を含む): 1082993184

約数和(自身を除く): 694759728

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 557, 624, 1114, 1117, 1671, 2228, 2234, 3342, 3351, 4456, 4468, 6684, 6702, 7241, 8912, 8936, 13368, 13404, 14482, 14521, 17872, 21723, 26736, 26808, 28964, 29042, 43446, 43563, 53616, 57928, 58084, 86892, 87126, 115856, 116168, 173784, 174252, 232336, 347568, 348504, 622169, 697008, 1244338, 1866507, 2488676, 3733014, 4977352, 7466028, 8088197, 9954704, 14932056, 16176394, 24264591, 29864112, 32352788, 48529182, 64705576, 97058364, 129411152, 194116728, 388233456]

約数ペア:

[(1, 388233456), (2, 194116728), (3, 129411152), (4, 97058364), (6, 64705576), (8, 48529182), (12, 32352788), (13, 29864112), (16, 24264591), (24, 16176394), (26, 14932056), (39, 9954704), (48, 8088197), (52, 7466028), (78, 4977352), (104, 3733014), (156, 2488676), (208, 1866507), (312, 1244338), (557, 697008), (624, 622169), (1114, 348504), (1117, 347568), (1671, 232336), (2228, 174252), (2234, 173784), (3342, 116168), (3351, 115856), (4456, 87126), (4468, 86892), (6684, 58084), (6702, 57928), (7241, 53616), (8912, 43563), (8936, 43446), (13368, 29042), (13404, 28964), (14482, 26808), (14521, 26736), (17872, 21723)]