138909771

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{907}}^1$

素因数の和:961

約数の個数: 96

約数和(自身を含む): 285562368

約数和(自身を除く): 146652597

約数列:

[1, 3, 7, 9, 11, 13, 17, 21, 33, 39, 51, 63, 77, 91, 99, 117, 119, 143, 153, 187, 221, 231, 273, 357, 429, 561, 663, 693, 819, 907, 1001, 1071, 1287, 1309, 1547, 1683, 1989, 2431, 2721, 3003, 3927, 4641, 6349, 7293, 8163, 9009, 9977, 11781, 11791, 13923, 15419, 17017, 19047, 21879, 29931, 35373, 46257, 51051, 57141, 69839, 82537, 89793, 106119, 107933, 129701, 138771, 153153, 169609, 200447, 209517, 247611, 323799, 389103, 508827, 601341, 628551, 742833, 907907, 971397, 1167309, 1187263, 1403129, 1526481, 1804023, 2204917, 2723721, 3561789, 4209387, 6614751, 8171163, 10685367, 12628161, 15434419, 19844253, 46303257, 138909771]

約数ペア:

[(1, 138909771), (3, 46303257), (7, 19844253), (9, 15434419), (11, 12628161), (13, 10685367), (17, 8171163), (21, 6614751), (33, 4209387), (39, 3561789), (51, 2723721), (63, 2204917), (77, 1804023), (91, 1526481), (99, 1403129), (117, 1187263), (119, 1167309), (143, 971397), (153, 907907), (187, 742833), (221, 628551), (231, 601341), (273, 508827), (357, 389103), (429, 323799), (561, 247611), (663, 209517), (693, 200447), (819, 169609), (907, 153153), (1001, 138771), (1071, 129701), (1287, 107933), (1309, 106119), (1547, 89793), (1683, 82537), (1989, 69839), (2431, 57141), (2721, 51051), (3003, 46257), (3927, 35373), (4641, 29931), (6349, 21879), (7293, 19047), (8163, 17017), (9009, 15419), (9977, 13923), (11781, 11791)]