638684352

素因数分解:

$2^6\times 3^4\times {\mathrm{123203}}^1$

素因数の和:123227

約数の個数: 70

約数和(自身を含む): 1893275868

約数和(自身を除く): 1254591516

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 216, 288, 324, 432, 576, 648, 864, 1296, 1728, 2592, 5184, 123203, 246406, 369609, 492812, 739218, 985624, 1108827, 1478436, 1971248, 2217654, 2956872, 3326481, 3942496, 4435308, 5913744, 6652962, 7884992, 8870616, 9979443, 11827488, 13305924, 17741232, 19958886, 23654976, 26611848, 35482464, 39917772, 53223696, 70964928, 79835544, 106447392, 159671088, 212894784, 319342176, 638684352]

約数ペア:

[(1, 638684352), (2, 319342176), (3, 212894784), (4, 159671088), (6, 106447392), (8, 79835544), (9, 70964928), (12, 53223696), (16, 39917772), (18, 35482464), (24, 26611848), (27, 23654976), (32, 19958886), (36, 17741232), (48, 13305924), (54, 11827488), (64, 9979443), (72, 8870616), (81, 7884992), (96, 6652962), (108, 5913744), (144, 4435308), (162, 3942496), (192, 3326481), (216, 2956872), (288, 2217654), (324, 1971248), (432, 1478436), (576, 1108827), (648, 985624), (864, 739218), (1296, 492812), (1728, 369609), (2592, 246406), (5184, 123203)]