209884312

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{140297}}^1$

素因数の和:140331

約数の個数: 32

約数和(自身を含む): 454565520

約数和(自身を除く): 244681208

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 748, 1496, 140297, 280594, 561188, 1122376, 1543267, 2385049, 3086534, 4770098, 6173068, 9540196, 12346136, 19080392, 26235539, 52471078, 104942156, 209884312]

約数ペア:

[(1, 209884312), (2, 104942156), (4, 52471078), (8, 26235539), (11, 19080392), (17, 12346136), (22, 9540196), (34, 6173068), (44, 4770098), (68, 3086534), (88, 2385049), (136, 1543267), (187, 1122376), (374, 561188), (748, 280594), (1496, 140297)]