29781518

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 52651296

約数和(自身を除く): 22869778

約数列:

[1, 2, 13, 17, 26, 34, 71, 73, 142, 146, 169, 221, 338, 442, 923, 949, 1207, 1241, 1846, 1898, 2414, 2482, 2873, 5183, 5746, 10366, 11999, 12337, 15691, 16133, 23998, 24674, 31382, 32266, 67379, 88111, 134758, 176222, 203983, 209729, 407966, 419458, 875927, 1145443, 1751854, 2290886, 14890759, 29781518]

約数ペア:

[(1, 29781518), (2, 14890759), (13, 2290886), (17, 1751854), (26, 1145443), (34, 875927), (71, 419458), (73, 407966), (142, 209729), (146, 203983), (169, 176222), (221, 134758), (338, 88111), (442, 67379), (923, 32266), (949, 31382), (1207, 24674), (1241, 23998), (1846, 16133), (1898, 15691), (2414, 12337), (2482, 11999), (2873, 10366), (5183, 5746)]