68503995

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1021}}^1$

素因数の和:1113

約数の個数: 64

約数和(自身を含む): 141281280

約数和(自身を除く): 72777285

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 71, 105, 135, 189, 213, 315, 355, 497, 639, 945, 1021, 1065, 1491, 1917, 2485, 3063, 3195, 4473, 5105, 7147, 7455, 9189, 9585, 13419, 15315, 21441, 22365, 27567, 35735, 45945, 64323, 67095, 72491, 107205, 137835, 192969, 217473, 321615, 362455, 507437, 652419, 964845, 1087365, 1522311, 1957257, 2537185, 3262095, 4566933, 7611555, 9786285, 13700799, 22834665, 68503995]

約数ペア:

[(1, 68503995), (3, 22834665), (5, 13700799), (7, 9786285), (9, 7611555), (15, 4566933), (21, 3262095), (27, 2537185), (35, 1957257), (45, 1522311), (63, 1087365), (71, 964845), (105, 652419), (135, 507437), (189, 362455), (213, 321615), (315, 217473), (355, 192969), (497, 137835), (639, 107205), (945, 72491), (1021, 67095), (1065, 64323), (1491, 45945), (1917, 35735), (2485, 27567), (3063, 22365), (3195, 21441), (4473, 15315), (5105, 13419), (7147, 9585), (7455, 9189)]