123965786

素因数分解:

$2^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:399

約数の個数: 48

約数和(自身を含む): 223278120

約数和(自身を除く): 99312334

約数列:

[1, 2, 7, 14, 49, 61, 89, 98, 122, 178, 233, 427, 466, 623, 854, 1246, 1631, 2989, 3262, 4361, 5429, 5978, 8722, 10858, 11417, 14213, 20737, 22834, 28426, 38003, 41474, 76006, 99491, 145159, 198982, 266021, 290318, 532042, 696437, 1016113, 1264957, 1392874, 2032226, 2529914, 8854699, 17709398, 61982893, 123965786]

約数ペア:

[(1, 123965786), (2, 61982893), (7, 17709398), (14, 8854699), (49, 2529914), (61, 2032226), (89, 1392874), (98, 1264957), (122, 1016113), (178, 696437), (233, 532042), (427, 290318), (466, 266021), (623, 198982), (854, 145159), (1246, 99491), (1631, 76006), (2989, 41474), (3262, 38003), (4361, 28426), (5429, 22834), (5978, 20737), (8722, 14213), (10858, 11417)]