77188881

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{859}}^1$

素因数の和:1269

約数の個数: 32

約数和(自身を含む): 128793600

約数和(自身を除く): 51604719

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 389, 859, 1167, 2577, 2723, 4279, 6013, 8169, 9449, 12837, 18039, 28347, 29953, 66143, 89859, 198429, 334151, 1002453, 2339057, 3675661, 7017171, 11026983, 25729627, 77188881]

約数ペア:

[(1, 77188881), (3, 25729627), (7, 11026983), (11, 7017171), (21, 3675661), (33, 2339057), (77, 1002453), (231, 334151), (389, 198429), (859, 89859), (1167, 66143), (2577, 29953), (2723, 28347), (4279, 18039), (6013, 12837), (8169, 9449)]