1338809912

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{859}}^1$

素因数の和:1164

約数の個数: 64

約数和(自身を含む): 2786400000

約数和(自身を除く): 1447590088

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 89, 178, 199, 356, 398, 712, 796, 859, 979, 1592, 1718, 1958, 2189, 3436, 3916, 4378, 6872, 7832, 8756, 9449, 17512, 17711, 18898, 35422, 37796, 70844, 75592, 76451, 141688, 152902, 170941, 194821, 305804, 341882, 389642, 611608, 683764, 779284, 840961, 1367528, 1558568, 1681922, 1880351, 3363844, 3760702, 6727688, 7521404, 15042808, 15213749, 30427498, 60854996, 121709992, 167351239, 334702478, 669404956, 1338809912]

約数ペア:

[(1, 1338809912), (2, 669404956), (4, 334702478), (8, 167351239), (11, 121709992), (22, 60854996), (44, 30427498), (88, 15213749), (89, 15042808), (178, 7521404), (199, 6727688), (356, 3760702), (398, 3363844), (712, 1880351), (796, 1681922), (859, 1558568), (979, 1367528), (1592, 840961), (1718, 779284), (1958, 683764), (2189, 611608), (3436, 389642), (3916, 341882), (4378, 305804), (6872, 194821), (7832, 170941), (8756, 152902), (9449, 141688), (17512, 76451), (17711, 75592), (18898, 70844), (35422, 37796)]