71297464

素因数分解:

$2^3\times 7^1\times {\mathrm{997}}^1\times {\mathrm{1277}}^1$

素因数の和:2287

約数の個数: 32

約数和(自身を含む): 153053280

約数和(自身を除く): 81755816

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 997, 1277, 1994, 2554, 3988, 5108, 6979, 7976, 8939, 10216, 13958, 17878, 27916, 35756, 55832, 71512, 1273169, 2546338, 5092676, 8912183, 10185352, 17824366, 35648732, 71297464]

約数ペア:

[(1, 71297464), (2, 35648732), (4, 17824366), (7, 10185352), (8, 8912183), (14, 5092676), (28, 2546338), (56, 1273169), (997, 71512), (1277, 55832), (1994, 35756), (2554, 27916), (3988, 17878), (5108, 13958), (6979, 10216), (7976, 8939)]