16804683

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 29702400

約数和(自身を除く): 12897717

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 101, 133, 139, 171, 303, 399, 417, 707, 909, 973, 1197, 1251, 1919, 2121, 2641, 2919, 5757, 6363, 7923, 8757, 13433, 14039, 17271, 18487, 23769, 40299, 42117, 55461, 98273, 120897, 126351, 166383, 266741, 294819, 800223, 884457, 1867187, 2400669, 5601561, 16804683]

約数ペア:

[(1, 16804683), (3, 5601561), (7, 2400669), (9, 1867187), (19, 884457), (21, 800223), (57, 294819), (63, 266741), (101, 166383), (133, 126351), (139, 120897), (171, 98273), (303, 55461), (399, 42117), (417, 40299), (707, 23769), (909, 18487), (973, 17271), (1197, 14039), (1251, 13433), (1919, 8757), (2121, 7923), (2641, 6363), (2919, 5757)]