213031504

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61357}}^1$

素因数の和:61403

約数の個数: 40

約数和(自身を含む): 486937088

約数和(自身を除く): 273905584

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 61357, 122714, 245428, 429499, 490856, 858998, 981712, 1717996, 1902067, 3435992, 3804134, 6871984, 7608268, 13314469, 15216536, 26628938, 30433072, 53257876, 106515752, 213031504]

約数ペア:

[(1, 213031504), (2, 106515752), (4, 53257876), (7, 30433072), (8, 26628938), (14, 15216536), (16, 13314469), (28, 7608268), (31, 6871984), (56, 3804134), (62, 3435992), (112, 1902067), (124, 1717996), (217, 981712), (248, 858998), (434, 490856), (496, 429499), (868, 245428), (1736, 122714), (3472, 61357)]