61327497

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 109209600

約数和(自身を除く): 47882103

約数列:

[1, 3, 7, 11, 19, 21, 33, 57, 77, 89, 133, 157, 209, 231, 267, 399, 471, 623, 627, 979, 1099, 1463, 1691, 1727, 1869, 2937, 2983, 3297, 4389, 5073, 5181, 6853, 8949, 11837, 12089, 13973, 18601, 20559, 20881, 32813, 35511, 36267, 41919, 55803, 62643, 97811, 98439, 130207, 153703, 229691, 265487, 293433, 390621, 461109, 689073, 796461, 1075921, 1858409, 2920357, 3227763, 5575227, 8761071, 20442499, 61327497]

約数ペア:

[(1, 61327497), (3, 20442499), (7, 8761071), (11, 5575227), (19, 3227763), (21, 2920357), (33, 1858409), (57, 1075921), (77, 796461), (89, 689073), (133, 461109), (157, 390621), (209, 293433), (231, 265487), (267, 229691), (399, 153703), (471, 130207), (623, 98439), (627, 97811), (979, 62643), (1099, 55803), (1463, 41919), (1691, 36267), (1727, 35511), (1869, 32813), (2937, 20881), (2983, 20559), (3297, 18601), (4389, 13973), (5073, 12089), (5181, 11837), (6853, 8949)]