140281262

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{1997}}^1$

素因数の和:2144

約数の個数: 32

約数和(自身を含む): 239376384

約数和(自身を除く): 99095122

約数列:

[1, 2, 11, 22, 31, 62, 103, 206, 341, 682, 1133, 1997, 2266, 3193, 3994, 6386, 21967, 35123, 43934, 61907, 70246, 123814, 205691, 411382, 680977, 1361954, 2262601, 4525202, 6376421, 12752842, 70140631, 140281262]

約数ペア:

[(1, 140281262), (2, 70140631), (11, 12752842), (22, 6376421), (31, 4525202), (62, 2262601), (103, 1361954), (206, 680977), (341, 411382), (682, 205691), (1133, 123814), (1997, 70246), (2266, 61907), (3193, 43934), (3994, 35123), (6386, 21967)]