51518754

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{181}}^1\times {\mathrm{251}}^1$

素因数の和:453

約数の個数: 80

約数和(自身を含む): 133189056

約数和(自身を除く): 81670302

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 181, 189, 251, 362, 378, 502, 543, 567, 753, 1086, 1134, 1267, 1506, 1629, 1757, 2259, 2534, 3258, 3514, 3801, 4518, 4887, 5271, 6777, 7602, 9774, 10542, 11403, 13554, 14661, 15813, 20331, 22806, 29322, 31626, 34209, 40662, 45431, 47439, 68418, 90862, 94878, 102627, 136293, 142317, 205254, 272586, 284634, 318017, 408879, 636034, 817758, 954051, 1226637, 1908102, 2453274, 2862153, 3679911, 5724306, 7359822, 8586459, 17172918, 25759377, 51518754]

約数ペア:

[(1, 51518754), (2, 25759377), (3, 17172918), (6, 8586459), (7, 7359822), (9, 5724306), (14, 3679911), (18, 2862153), (21, 2453274), (27, 1908102), (42, 1226637), (54, 954051), (63, 817758), (81, 636034), (126, 408879), (162, 318017), (181, 284634), (189, 272586), (251, 205254), (362, 142317), (378, 136293), (502, 102627), (543, 94878), (567, 90862), (753, 68418), (1086, 47439), (1134, 45431), (1267, 40662), (1506, 34209), (1629, 31626), (1757, 29322), (2259, 22806), (2534, 20331), (3258, 15813), (3514, 14661), (3801, 13554), (4518, 11403), (4887, 10542), (5271, 9774), (6777, 7602)]