211004703

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{547}}^1$

素因数の和:733

約数の個数: 64

約数和(自身を含む): 387896320

約数和(自身を除く): 176891617

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 157, 189, 273, 351, 471, 547, 819, 1099, 1413, 1641, 2041, 2457, 3297, 3829, 4239, 4923, 6123, 7111, 9891, 11487, 14287, 14769, 18369, 21333, 29673, 34461, 42861, 49777, 55107, 63999, 85879, 103383, 128583, 149331, 191997, 257637, 385749, 447993, 601153, 772911, 1116427, 1343979, 1803459, 2318733, 3349281, 5410377, 7814989, 10047843, 16231131, 23444967, 30143529, 70334901, 211004703]

約数ペア:

[(1, 211004703), (3, 70334901), (7, 30143529), (9, 23444967), (13, 16231131), (21, 10047843), (27, 7814989), (39, 5410377), (63, 3349281), (91, 2318733), (117, 1803459), (157, 1343979), (189, 1116427), (273, 772911), (351, 601153), (471, 447993), (547, 385749), (819, 257637), (1099, 191997), (1413, 149331), (1641, 128583), (2041, 103383), (2457, 85879), (3297, 63999), (3829, 55107), (4239, 49777), (4923, 42861), (6123, 34461), (7111, 29673), (9891, 21333), (11487, 18369), (14287, 14769)]