621875488

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{8641}}^1$

素因数の和:8837

約数の個数: 48

約数和(自身を含む): 1326270456

約数和(自身を除く): 704394968

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 173, 208, 346, 416, 692, 1384, 2249, 2768, 4498, 5536, 8641, 8996, 17282, 17992, 34564, 35984, 69128, 71968, 112333, 138256, 224666, 276512, 449332, 898664, 1494893, 1797328, 2989786, 3594656, 5979572, 11959144, 19433609, 23918288, 38867218, 47836576, 77734436, 155468872, 310937744, 621875488]

約数ペア:

[(1, 621875488), (2, 310937744), (4, 155468872), (8, 77734436), (13, 47836576), (16, 38867218), (26, 23918288), (32, 19433609), (52, 11959144), (104, 5979572), (173, 3594656), (208, 2989786), (346, 1797328), (416, 1494893), (692, 898664), (1384, 449332), (2249, 276512), (2768, 224666), (4498, 138256), (5536, 112333), (8641, 71968), (8996, 69128), (17282, 35984), (17992, 34564)]