157430217

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{6211}}^1$

素因数の和:6309

約数の個数: 32

約数和(自身を含む): 257624064

約数和(自身を除く): 100193847

約数列:

[1, 3, 7, 17, 21, 51, 71, 119, 213, 357, 497, 1207, 1491, 3621, 6211, 8449, 18633, 25347, 43477, 105587, 130431, 316761, 440981, 739109, 1322943, 2217327, 3086867, 7496677, 9260601, 22490031, 52476739, 157430217]

約数ペア:

[(1, 157430217), (3, 52476739), (7, 22490031), (17, 9260601), (21, 7496677), (51, 3086867), (71, 2217327), (119, 1322943), (213, 739109), (357, 440981), (497, 316761), (1207, 130431), (1491, 105587), (3621, 43477), (6211, 25347), (8449, 18633)]