138659663

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:263

約数の個数: 32

約数和(自身を含む): 159667200

約数和(自身を除く): 21007537

約数列:

[1, 19, 23, 41, 71, 109, 437, 779, 943, 1349, 1633, 2071, 2507, 2911, 4469, 7739, 17917, 31027, 47633, 55309, 66953, 84911, 102787, 147041, 177997, 317299, 1272107, 1952953, 3381943, 6028681, 7297877, 138659663]

約数ペア:

[(1, 138659663), (19, 7297877), (23, 6028681), (41, 3381943), (71, 1952953), (109, 1272107), (437, 317299), (779, 177997), (943, 147041), (1349, 102787), (1633, 84911), (2071, 66953), (2507, 55309), (2911, 47633), (4469, 31027), (7739, 17917)]