231590541

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 406425600

約数和(自身を除く): 174835059

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 139, 221, 273, 357, 359, 417, 663, 973, 1077, 1547, 1807, 2363, 2513, 2919, 4641, 4667, 5421, 6103, 7089, 7539, 12649, 14001, 16541, 18309, 30719, 32669, 37947, 42721, 49623, 49901, 79339, 92157, 98007, 128163, 149703, 215033, 238017, 349307, 555373, 645099, 648713, 848317, 1047921, 1666119, 1946139, 2544951, 4540991, 5938219, 11028121, 13622973, 17814657, 33084363, 77196847, 231590541]

約数ペア:

[(1, 231590541), (3, 77196847), (7, 33084363), (13, 17814657), (17, 13622973), (21, 11028121), (39, 5938219), (51, 4540991), (91, 2544951), (119, 1946139), (139, 1666119), (221, 1047921), (273, 848317), (357, 648713), (359, 645099), (417, 555373), (663, 349307), (973, 238017), (1077, 215033), (1547, 149703), (1807, 128163), (2363, 98007), (2513, 92157), (2919, 79339), (4641, 49901), (4667, 49623), (5421, 42721), (6103, 37947), (7089, 32669), (7539, 30719), (12649, 18309), (14001, 16541)]