668889344

素因数分解:

$2^8\times {\mathrm{17}}^2\times {\mathrm{9041}}^1$

素因数の和:9091

約数の個数: 54

約数和(自身を含む): 1418481834

約数和(自身を除く): 749592490

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 256, 272, 289, 544, 578, 1088, 1156, 2176, 2312, 4352, 4624, 9041, 9248, 18082, 18496, 36164, 36992, 72328, 73984, 144656, 153697, 289312, 307394, 578624, 614788, 1157248, 1229576, 2314496, 2459152, 2612849, 4918304, 5225698, 9836608, 10451396, 19673216, 20902792, 39346432, 41805584, 83611168, 167222336, 334444672, 668889344]

約数ペア:

[(1, 668889344), (2, 334444672), (4, 167222336), (8, 83611168), (16, 41805584), (17, 39346432), (32, 20902792), (34, 19673216), (64, 10451396), (68, 9836608), (128, 5225698), (136, 4918304), (256, 2612849), (272, 2459152), (289, 2314496), (544, 1229576), (578, 1157248), (1088, 614788), (1156, 578624), (2176, 307394), (2312, 289312), (4352, 153697), (4624, 144656), (9041, 73984), (9248, 72328), (18082, 36992), (18496, 36164)]