248290252

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1093}}^1$

素因数の和:1191

約数の個数: 72

約数和(自身を含む): 541267440

約数和(自身を除く): 292977188

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 49, 61, 76, 98, 122, 133, 196, 244, 266, 427, 532, 854, 931, 1093, 1159, 1708, 1862, 2186, 2318, 2989, 3724, 4372, 4636, 5978, 7651, 8113, 11956, 15302, 16226, 20767, 30604, 32452, 41534, 53557, 56791, 66673, 83068, 107114, 113582, 133346, 145369, 214228, 227164, 266692, 290738, 466711, 581476, 933422, 1017583, 1266787, 1866844, 2035166, 2533574, 3266977, 4070332, 5067148, 6533954, 8867509, 13067908, 17735018, 35470036, 62072563, 124145126, 248290252]

約数ペア:

[(1, 248290252), (2, 124145126), (4, 62072563), (7, 35470036), (14, 17735018), (19, 13067908), (28, 8867509), (38, 6533954), (49, 5067148), (61, 4070332), (76, 3266977), (98, 2533574), (122, 2035166), (133, 1866844), (196, 1266787), (244, 1017583), (266, 933422), (427, 581476), (532, 466711), (854, 290738), (931, 266692), (1093, 227164), (1159, 214228), (1708, 145369), (1862, 133346), (2186, 113582), (2318, 107114), (2989, 83068), (3724, 66673), (4372, 56791), (4636, 53557), (5978, 41534), (7651, 32452), (8113, 30604), (11956, 20767), (15302, 16226)]