7887117

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:249

約数の個数: 32

約数和(自身を含む): 12570624

約数和(自身を除く): 4683507

約数列:

[1, 3, 7, 21, 47, 61, 131, 141, 183, 329, 393, 427, 917, 987, 1281, 2751, 2867, 6157, 7991, 8601, 18471, 20069, 23973, 43099, 55937, 60207, 129297, 167811, 375577, 1126731, 2629039, 7887117]

約数ペア:

[(1, 7887117), (3, 2629039), (7, 1126731), (21, 375577), (47, 167811), (61, 129297), (131, 60207), (141, 55937), (183, 43099), (329, 23973), (393, 20069), (427, 18471), (917, 8601), (987, 7991), (1281, 6157), (2751, 2867)]