31000683

素因数分解:

$3^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 49305600

約数和(自身を除く): 18304917

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 343, 641, 987, 1029, 1923, 2303, 4487, 6909, 13461, 16121, 30127, 31409, 48363, 90381, 94227, 210889, 219863, 632667, 659589, 1476223, 4428669, 10333561, 31000683]

約数ペア:

[(1, 31000683), (3, 10333561), (7, 4428669), (21, 1476223), (47, 659589), (49, 632667), (141, 219863), (147, 210889), (329, 94227), (343, 90381), (641, 48363), (987, 31409), (1029, 30127), (1923, 16121), (2303, 13461), (4487, 6909)]