247409016

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{1723}}^1$

素因数の和:1956

約数の個数: 64

約数和(自身を含む): 642155520

約数和(自身を除く): 394746504

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 193, 248, 372, 386, 579, 744, 772, 1158, 1544, 1723, 2316, 3446, 4632, 5169, 5983, 6892, 10338, 11966, 13784, 17949, 20676, 23932, 35898, 41352, 47864, 53413, 71796, 106826, 143592, 160239, 213652, 320478, 332539, 427304, 640956, 665078, 997617, 1281912, 1330156, 1995234, 2660312, 3990468, 7980936, 10308709, 20617418, 30926127, 41234836, 61852254, 82469672, 123704508, 247409016]

約数ペア:

[(1, 247409016), (2, 123704508), (3, 82469672), (4, 61852254), (6, 41234836), (8, 30926127), (12, 20617418), (24, 10308709), (31, 7980936), (62, 3990468), (93, 2660312), (124, 1995234), (186, 1330156), (193, 1281912), (248, 997617), (372, 665078), (386, 640956), (579, 427304), (744, 332539), (772, 320478), (1158, 213652), (1544, 160239), (1723, 143592), (2316, 106826), (3446, 71796), (4632, 53413), (5169, 47864), (5983, 41352), (6892, 35898), (10338, 23932), (11966, 20676), (13784, 17949)]