31687686

素因数分解:

$2^1\times 3^5\times {\mathrm{113}}^1\times {\mathrm{577}}^1$

素因数の和:707

約数の個数: 48

約数和(自身を含む): 71954064

約数和(自身を除く): 40266378

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 113, 162, 226, 243, 339, 486, 577, 678, 1017, 1154, 1731, 2034, 3051, 3462, 5193, 6102, 9153, 10386, 15579, 18306, 27459, 31158, 46737, 54918, 65201, 93474, 130402, 140211, 195603, 280422, 391206, 586809, 1173618, 1760427, 3520854, 5281281, 10562562, 15843843, 31687686]

約数ペア:

[(1, 31687686), (2, 15843843), (3, 10562562), (6, 5281281), (9, 3520854), (18, 1760427), (27, 1173618), (54, 586809), (81, 391206), (113, 280422), (162, 195603), (226, 140211), (243, 130402), (339, 93474), (486, 65201), (577, 54918), (678, 46737), (1017, 31158), (1154, 27459), (1731, 18306), (2034, 15579), (3051, 10386), (3462, 9153), (5193, 6102)]