31553536

素因数分解:

$2^{11}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:131

約数の個数: 96

約数和(自身を含む): 75479040

約数和(自身を除く): 43925504

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 71, 112, 124, 128, 142, 217, 224, 248, 256, 284, 434, 448, 496, 497, 512, 568, 868, 896, 992, 994, 1024, 1136, 1736, 1792, 1984, 1988, 2048, 2201, 2272, 3472, 3584, 3968, 3976, 4402, 4544, 6944, 7168, 7936, 7952, 8804, 9088, 13888, 14336, 15407, 15872, 15904, 17608, 18176, 27776, 30814, 31744, 31808, 35216, 36352, 55552, 61628, 63488, 63616, 70432, 72704, 111104, 123256, 127232, 140864, 145408, 222208, 246512, 254464, 281728, 444416, 493024, 508928, 563456, 986048, 1017856, 1126912, 1972096, 2253824, 3944192, 4507648, 7888384, 15776768, 31553536]

約数ペア:

[(1, 31553536), (2, 15776768), (4, 7888384), (7, 4507648), (8, 3944192), (14, 2253824), (16, 1972096), (28, 1126912), (31, 1017856), (32, 986048), (56, 563456), (62, 508928), (64, 493024), (71, 444416), (112, 281728), (124, 254464), (128, 246512), (142, 222208), (217, 145408), (224, 140864), (248, 127232), (256, 123256), (284, 111104), (434, 72704), (448, 70432), (496, 63616), (497, 63488), (512, 61628), (568, 55552), (868, 36352), (896, 35216), (992, 31808), (994, 31744), (1024, 30814), (1136, 27776), (1736, 18176), (1792, 17608), (1984, 15904), (1988, 15872), (2048, 15407), (2201, 14336), (2272, 13888), (3472, 9088), (3584, 8804), (3968, 7952), (3976, 7936), (4402, 7168), (4544, 6944)]