77884586

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1$

素因数の和:1478

約数の個数: 32

約数和(自身を含む): 131798016

約数和(自身を除く): 53913430

約数列:

[1, 2, 13, 26, 31, 62, 71, 142, 403, 806, 923, 1361, 1846, 2201, 2722, 4402, 17693, 28613, 35386, 42191, 57226, 84382, 96631, 193262, 548483, 1096966, 1256203, 2512406, 2995561, 5991122, 38942293, 77884586]

約数ペア:

[(1, 77884586), (2, 38942293), (13, 5991122), (26, 2995561), (31, 2512406), (62, 1256203), (71, 1096966), (142, 548483), (403, 193262), (806, 96631), (923, 84382), (1361, 57226), (1846, 42191), (2201, 35386), (2722, 28613), (4402, 17693)]