89707906

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 142942320

約数和(自身を除く): 53234414

約数列:

[1, 2, 37, 53, 74, 89, 106, 178, 257, 514, 1961, 3293, 3922, 4717, 6586, 9434, 9509, 13621, 19018, 22873, 27242, 45746, 174529, 349058, 503977, 846301, 1007954, 1212269, 1692602, 2424538, 44853953, 89707906]

約数ペア:

[(1, 89707906), (2, 44853953), (37, 2424538), (53, 1692602), (74, 1212269), (89, 1007954), (106, 846301), (178, 503977), (257, 349058), (514, 174529), (1961, 45746), (3293, 27242), (3922, 22873), (4717, 19018), (6586, 13621), (9434, 9509)]