81590502

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{27361}}^1$

素因数の和:27444

約数の個数: 32

約数和(自身を含む): 189126144

約数和(自身を除く): 107535642

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 27361, 54722, 82083, 164166, 191527, 383054, 574581, 1149162, 1942631, 3885262, 5827893, 11655786, 13598417, 27196834, 40795251, 81590502]

約数ペア:

[(1, 81590502), (2, 40795251), (3, 27196834), (6, 13598417), (7, 11655786), (14, 5827893), (21, 3885262), (42, 1942631), (71, 1149162), (142, 574581), (213, 383054), (426, 191527), (497, 164166), (994, 82083), (1491, 54722), (2982, 27361)]