251435544

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{1021}}^1$

素因数の和:1392

約数の個数: 64

約数和(自身を含む): 651463680

約数和(自身を除く): 400028136

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 331, 372, 662, 744, 993, 1021, 1324, 1986, 2042, 2648, 3063, 3972, 4084, 6126, 7944, 8168, 10261, 12252, 20522, 24504, 30783, 31651, 41044, 61566, 63302, 82088, 94953, 123132, 126604, 189906, 246264, 253208, 337951, 379812, 675902, 759624, 1013853, 1351804, 2027706, 2703608, 4055412, 8110824, 10476481, 20952962, 31429443, 41905924, 62858886, 83811848, 125717772, 251435544]

約数ペア:

[(1, 251435544), (2, 125717772), (3, 83811848), (4, 62858886), (6, 41905924), (8, 31429443), (12, 20952962), (24, 10476481), (31, 8110824), (62, 4055412), (93, 2703608), (124, 2027706), (186, 1351804), (248, 1013853), (331, 759624), (372, 675902), (662, 379812), (744, 337951), (993, 253208), (1021, 246264), (1324, 189906), (1986, 126604), (2042, 123132), (2648, 94953), (3063, 82088), (3972, 63302), (4084, 61566), (6126, 41044), (7944, 31651), (8168, 30783), (10261, 24504), (12252, 20522)]