639636586

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{155327}}^1$

素因数の和:155429

約数の個数: 16

約数和(自身を含む): 1006525440

約数和(自身を除く): 366888854

約数列:

[1, 2, 29, 58, 71, 142, 2059, 4118, 155327, 310654, 4504483, 9008966, 11028217, 22056434, 319818293, 639636586]

約数ペア:

[(1, 639636586), (2, 319818293), (29, 22056434), (58, 11028217), (71, 9008966), (142, 4504483), (2059, 310654), (4118, 155327)]