156419571

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 276664320

約数和(自身を除く): 120244749

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 133, 157, 209, 227, 231, 399, 471, 627, 681, 1099, 1463, 1589, 1727, 2497, 2983, 3297, 4313, 4389, 4767, 5181, 7491, 8949, 12089, 12939, 17479, 20881, 30191, 32813, 35639, 36267, 47443, 52437, 62643, 90573, 98439, 106917, 142329, 229691, 249473, 332101, 392029, 677141, 689073, 748419, 996303, 1176087, 2031423, 2744203, 4739987, 7448551, 8232609, 14219961, 22345653, 52139857, 156419571]

約数ペア:

[(1, 156419571), (3, 52139857), (7, 22345653), (11, 14219961), (19, 8232609), (21, 7448551), (33, 4739987), (57, 2744203), (77, 2031423), (133, 1176087), (157, 996303), (209, 748419), (227, 689073), (231, 677141), (399, 392029), (471, 332101), (627, 249473), (681, 229691), (1099, 142329), (1463, 106917), (1589, 98439), (1727, 90573), (2497, 62643), (2983, 52437), (3297, 47443), (4313, 36267), (4389, 35639), (4767, 32813), (5181, 30191), (7491, 20881), (8949, 17479), (12089, 12939)]