1421392

素因数分解:

$2^4\times 7^4\times {\mathrm{37}}^1$

素因数の和:73

約数の個数: 50

約数和(自身を含む): 3299578

約数和(自身を除く): 1878186

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 49, 56, 74, 98, 112, 148, 196, 259, 296, 343, 392, 518, 592, 686, 784, 1036, 1372, 1813, 2072, 2401, 2744, 3626, 4144, 4802, 5488, 7252, 9604, 12691, 14504, 19208, 25382, 29008, 38416, 50764, 88837, 101528, 177674, 203056, 355348, 710696, 1421392]

約数ペア:

[(1, 1421392), (2, 710696), (4, 355348), (7, 203056), (8, 177674), (14, 101528), (16, 88837), (28, 50764), (37, 38416), (49, 29008), (56, 25382), (74, 19208), (98, 14504), (112, 12691), (148, 9604), (196, 7252), (259, 5488), (296, 4802), (343, 4144), (392, 3626), (518, 2744), (592, 2401), (686, 2072), (784, 1813), (1036, 1372)]