12868856

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1607}}^1$

素因数の和:1644

約数の個数: 64

約数和(自身を含む): 32417280

約数和(自身を除く): 19548424

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 1607, 2002, 3214, 4004, 6428, 8008, 11249, 12856, 17677, 20891, 22498, 35354, 41782, 44996, 70708, 83564, 89992, 123739, 141416, 146237, 167128, 229801, 247478, 292474, 459602, 494956, 584948, 919204, 989912, 1169896, 1608607, 1838408, 3217214, 6434428, 12868856]

約数ペア:

[(1, 12868856), (2, 6434428), (4, 3217214), (7, 1838408), (8, 1608607), (11, 1169896), (13, 989912), (14, 919204), (22, 584948), (26, 494956), (28, 459602), (44, 292474), (52, 247478), (56, 229801), (77, 167128), (88, 146237), (91, 141416), (104, 123739), (143, 89992), (154, 83564), (182, 70708), (286, 44996), (308, 41782), (364, 35354), (572, 22498), (616, 20891), (728, 17677), (1001, 12856), (1144, 11249), (1607, 8008), (2002, 6428), (3214, 4004)]