8739836

素因数分解:

$2^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 19592496

約数和(自身を除く): 10852660

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 43, 49, 61, 68, 86, 98, 119, 122, 172, 196, 238, 244, 301, 427, 476, 602, 731, 833, 854, 1037, 1204, 1462, 1666, 1708, 2074, 2107, 2623, 2924, 2989, 3332, 4148, 4214, 5117, 5246, 5978, 7259, 8428, 10234, 10492, 11956, 14518, 18361, 20468, 29036, 35819, 36722, 44591, 50813, 71638, 73444, 89182, 101626, 128527, 143276, 178364, 203252, 257054, 312137, 514108, 624274, 1248548, 2184959, 4369918, 8739836]

約数ペア:

[(1, 8739836), (2, 4369918), (4, 2184959), (7, 1248548), (14, 624274), (17, 514108), (28, 312137), (34, 257054), (43, 203252), (49, 178364), (61, 143276), (68, 128527), (86, 101626), (98, 89182), (119, 73444), (122, 71638), (172, 50813), (196, 44591), (238, 36722), (244, 35819), (301, 29036), (427, 20468), (476, 18361), (602, 14518), (731, 11956), (833, 10492), (854, 10234), (1037, 8428), (1204, 7259), (1462, 5978), (1666, 5246), (1708, 5117), (2074, 4214), (2107, 4148), (2623, 3332), (2924, 2989)]