72909753

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1559}}^1$

素因数の和:1717

約数の個数: 32

約数和(自身を含む): 118609920

約数和(自身を除く): 45700167

約数列:

[1, 3, 7, 17, 21, 51, 119, 131, 357, 393, 917, 1559, 2227, 2751, 4677, 6681, 10913, 15589, 26503, 32739, 46767, 79509, 185521, 204229, 556563, 612687, 1429603, 3471893, 4288809, 10415679, 24303251, 72909753]

約数ペア:

[(1, 72909753), (3, 24303251), (7, 10415679), (17, 4288809), (21, 3471893), (51, 1429603), (119, 612687), (131, 556563), (357, 204229), (393, 185521), (917, 79509), (1559, 46767), (2227, 32739), (2751, 26503), (4677, 15589), (6681, 10913)]