30245787

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 52206336

約数和(自身を除く): 21960549

約数列:

[1, 3, 9, 11, 13, 33, 39, 71, 99, 117, 143, 213, 331, 429, 639, 781, 923, 993, 1287, 2343, 2769, 2979, 3641, 4303, 7029, 8307, 10153, 10923, 12909, 23501, 30459, 32769, 38727, 47333, 70503, 91377, 141999, 211509, 258511, 305513, 425997, 775533, 916539, 2326599, 2749617, 3360643, 10081929, 30245787]

約数ペア:

[(1, 30245787), (3, 10081929), (9, 3360643), (11, 2749617), (13, 2326599), (33, 916539), (39, 775533), (71, 425997), (99, 305513), (117, 258511), (143, 211509), (213, 141999), (331, 91377), (429, 70503), (639, 47333), (781, 38727), (923, 32769), (993, 30459), (1287, 23501), (2343, 12909), (2769, 10923), (2979, 10153), (3641, 8307), (4303, 7029)]