129021976

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{2477}}^1$

素因数の和:2883

約数の個数: 32

約数和(自身を含む): 256919040

約数和(自身を除く): 127897064

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 383, 766, 1532, 2477, 3064, 4954, 6511, 9908, 13022, 19816, 26044, 42109, 52088, 84218, 168436, 336872, 948691, 1897382, 3794764, 7589528, 16127747, 32255494, 64510988, 129021976]

約数ペア:

[(1, 129021976), (2, 64510988), (4, 32255494), (8, 16127747), (17, 7589528), (34, 3794764), (68, 1897382), (136, 948691), (383, 336872), (766, 168436), (1532, 84218), (2477, 52088), (3064, 42109), (4954, 26044), (6511, 19816), (9908, 13022)]