128589734

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:214

約数の個数: 96

約数和(自身を含む): 265628160

約数和(自身を除く): 137038426

約数列:

[1, 2, 7, 13, 14, 17, 23, 26, 34, 46, 91, 119, 139, 161, 169, 182, 221, 238, 278, 299, 322, 338, 391, 442, 598, 782, 973, 1183, 1547, 1807, 1946, 2093, 2363, 2366, 2737, 2873, 3094, 3197, 3614, 3887, 4186, 4726, 5083, 5474, 5746, 6394, 7774, 10166, 12649, 16541, 20111, 22379, 23491, 25298, 27209, 30719, 33082, 35581, 40222, 41561, 44758, 46982, 54349, 54418, 61438, 66079, 71162, 83122, 108698, 132158, 164437, 215033, 290927, 328874, 380443, 399347, 430066, 462553, 540293, 581854, 706537, 760886, 798694, 925106, 1080586, 1413074, 2795429, 3782051, 4945759, 5590858, 7564102, 9184981, 9891518, 18369962, 64294867, 128589734]

約数ペア:

[(1, 128589734), (2, 64294867), (7, 18369962), (13, 9891518), (14, 9184981), (17, 7564102), (23, 5590858), (26, 4945759), (34, 3782051), (46, 2795429), (91, 1413074), (119, 1080586), (139, 925106), (161, 798694), (169, 760886), (182, 706537), (221, 581854), (238, 540293), (278, 462553), (299, 430066), (322, 399347), (338, 380443), (391, 328874), (442, 290927), (598, 215033), (782, 164437), (973, 132158), (1183, 108698), (1547, 83122), (1807, 71162), (1946, 66079), (2093, 61438), (2363, 54418), (2366, 54349), (2737, 46982), (2873, 44758), (3094, 41561), (3197, 40222), (3614, 35581), (3887, 33082), (4186, 30719), (4726, 27209), (5083, 25298), (5474, 23491), (5746, 22379), (6394, 20111), (7774, 16541), (10166, 12649)]