133776321

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{227}}^1$

素因数の和:474

約数の個数: 48

約数和(自身を含む): 220412160

約数和(自身を除く): 86635839

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 211, 227, 399, 633, 681, 931, 1477, 1589, 2793, 4009, 4313, 4431, 4767, 10339, 11123, 12027, 12939, 28063, 30191, 31017, 33369, 47897, 84189, 90573, 143691, 196441, 211337, 335279, 589323, 634011, 910043, 1005837, 2346953, 2730129, 6370301, 7040859, 19110903, 44592107, 133776321]

約数ペア:

[(1, 133776321), (3, 44592107), (7, 19110903), (19, 7040859), (21, 6370301), (49, 2730129), (57, 2346953), (133, 1005837), (147, 910043), (211, 634011), (227, 589323), (399, 335279), (633, 211337), (681, 196441), (931, 143691), (1477, 90573), (1589, 84189), (2793, 47897), (4009, 33369), (4313, 31017), (4431, 30191), (4767, 28063), (10339, 12939), (11123, 12027)]