13287344

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:178

約数の個数: 80

約数和(自身を含む): 31426560

約数和(自身を除く): 18139216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 43, 56, 62, 86, 89, 112, 124, 172, 178, 217, 248, 301, 344, 356, 434, 496, 602, 623, 688, 712, 868, 1204, 1246, 1333, 1424, 1736, 2408, 2492, 2666, 2759, 3472, 3827, 4816, 4984, 5332, 5518, 7654, 9331, 9968, 10664, 11036, 15308, 18662, 19313, 21328, 22072, 26789, 30616, 37324, 38626, 44144, 53578, 61232, 74648, 77252, 107156, 118637, 149296, 154504, 214312, 237274, 309008, 428624, 474548, 830459, 949096, 1660918, 1898192, 3321836, 6643672, 13287344]

約数ペア:

[(1, 13287344), (2, 6643672), (4, 3321836), (7, 1898192), (8, 1660918), (14, 949096), (16, 830459), (28, 474548), (31, 428624), (43, 309008), (56, 237274), (62, 214312), (86, 154504), (89, 149296), (112, 118637), (124, 107156), (172, 77252), (178, 74648), (217, 61232), (248, 53578), (301, 44144), (344, 38626), (356, 37324), (434, 30616), (496, 26789), (602, 22072), (623, 21328), (688, 19313), (712, 18662), (868, 15308), (1204, 11036), (1246, 10664), (1333, 9968), (1424, 9331), (1736, 7654), (2408, 5518), (2492, 5332), (2666, 4984), (2759, 4816), (3472, 3827)]