128230856

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{1871}}^1$

素因数の和:2549

約数の個数: 32

約数和(自身を含む): 259459200

約数和(自身を除く): 131228344

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 659, 1318, 1871, 2636, 3742, 5272, 7484, 8567, 14968, 17134, 24323, 34268, 48646, 68536, 97292, 194584, 1232989, 2465978, 4931956, 9863912, 16028857, 32057714, 64115428, 128230856]

約数ペア:

[(1, 128230856), (2, 64115428), (4, 32057714), (8, 16028857), (13, 9863912), (26, 4931956), (52, 2465978), (104, 1232989), (659, 194584), (1318, 97292), (1871, 68536), (2636, 48646), (3742, 34268), (5272, 24323), (7484, 17134), (8567, 14968)]