201731322

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{4391}}^1$

素因数の和:4459

約数の個数: 64

約数和(自身を含む): 472227840

約数和(自身を除く): 270496518

約数列:

[1, 2, 3, 6, 13, 19, 26, 31, 38, 39, 57, 62, 78, 93, 114, 186, 247, 403, 494, 589, 741, 806, 1178, 1209, 1482, 1767, 2418, 3534, 4391, 7657, 8782, 13173, 15314, 22971, 26346, 45942, 57083, 83429, 114166, 136121, 166858, 171249, 250287, 272242, 342498, 408363, 500574, 816726, 1084577, 1769573, 2169154, 2586299, 3253731, 3539146, 5172598, 5308719, 6507462, 7758897, 10617438, 15517794, 33621887, 67243774, 100865661, 201731322]

約数ペア:

[(1, 201731322), (2, 100865661), (3, 67243774), (6, 33621887), (13, 15517794), (19, 10617438), (26, 7758897), (31, 6507462), (38, 5308719), (39, 5172598), (57, 3539146), (62, 3253731), (78, 2586299), (93, 2169154), (114, 1769573), (186, 1084577), (247, 816726), (403, 500574), (494, 408363), (589, 342498), (741, 272242), (806, 250287), (1178, 171249), (1209, 166858), (1482, 136121), (1767, 114166), (2418, 83429), (3534, 57083), (4391, 45942), (7657, 26346), (8782, 22971), (13173, 15314)]