128532152

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{32327}}^1$

素因数の和:32411

約数の個数: 32

約数和(自身を含む): 279313920

約数和(自身を除く): 150781768

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 284, 497, 568, 994, 1988, 3976, 32327, 64654, 129308, 226289, 258616, 452578, 905156, 1810312, 2295217, 4590434, 9180868, 16066519, 18361736, 32133038, 64266076, 128532152]

約数ペア:

[(1, 128532152), (2, 64266076), (4, 32133038), (7, 18361736), (8, 16066519), (14, 9180868), (28, 4590434), (56, 2295217), (71, 1810312), (142, 905156), (284, 452578), (497, 258616), (568, 226289), (994, 129308), (1988, 64654), (3976, 32327)]