29890198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:376

約数の個数: 32

約数和(自身を含む): 49896000

約数和(自身を除く): 20005802

約数列:

[1, 2, 13, 26, 53, 106, 109, 199, 218, 398, 689, 1378, 1417, 2587, 2834, 5174, 5777, 10547, 11554, 21094, 21691, 43382, 75101, 137111, 150202, 274222, 281983, 563966, 1149623, 2299246, 14945099, 29890198]

約数ペア:

[(1, 29890198), (2, 14945099), (13, 2299246), (26, 1149623), (53, 563966), (106, 281983), (109, 274222), (199, 150202), (218, 137111), (398, 75101), (689, 43382), (1378, 21691), (1417, 21094), (2587, 11554), (2834, 10547), (5174, 5777)]