201575997

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3583}}^1$

素因数の和:3662

約数の個数: 48

約数和(自身を含む): 357826560

約数和(自身を除く): 156250563

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 329, 399, 423, 893, 987, 1197, 2679, 2961, 3583, 6251, 8037, 10749, 18753, 25081, 32247, 56259, 68077, 75243, 168401, 204231, 225729, 476539, 505203, 612693, 1178807, 1429617, 1515609, 3199619, 3536421, 4288851, 9598857, 10609263, 22397333, 28796571, 67191999, 201575997]

約数ペア:

[(1, 201575997), (3, 67191999), (7, 28796571), (9, 22397333), (19, 10609263), (21, 9598857), (47, 4288851), (57, 3536421), (63, 3199619), (133, 1515609), (141, 1429617), (171, 1178807), (329, 612693), (399, 505203), (423, 476539), (893, 225729), (987, 204231), (1197, 168401), (2679, 75243), (2961, 68077), (3583, 56259), (6251, 32247), (8037, 25081), (10749, 18753)]