28321818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{35491}}^1$

素因数の和:35522

約数の個数: 32

約数和(自身を含む): 68144640

約数和(自身を除く): 39822822

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 133, 266, 399, 798, 35491, 70982, 106473, 212946, 248437, 496874, 674329, 745311, 1348658, 1490622, 2022987, 4045974, 4720303, 9440606, 14160909, 28321818]

約数ペア:

[(1, 28321818), (2, 14160909), (3, 9440606), (6, 4720303), (7, 4045974), (14, 2022987), (19, 1490622), (21, 1348658), (38, 745311), (42, 674329), (57, 496874), (114, 248437), (133, 212946), (266, 106473), (399, 70982), (798, 35491)]