2017320231

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{503}}^1\times {\mathrm{991}}^1$

素因数の和:1587

約数の個数: 32

約数和(自身を含む): 2879815680

約数和(自身を除く): 862495449

約数列:

[1, 3, 19, 57, 71, 213, 503, 991, 1349, 1509, 2973, 4047, 9557, 18829, 28671, 35713, 56487, 70361, 107139, 211083, 498473, 678547, 1336859, 1495419, 2035641, 4010577, 9470987, 28412961, 35391583, 106174749, 672440077, 2017320231]

約数ペア:

[(1, 2017320231), (3, 672440077), (19, 106174749), (57, 35391583), (71, 28412961), (213, 9470987), (503, 4010577), (991, 2035641), (1349, 1495419), (1509, 1336859), (2973, 678547), (4047, 498473), (9557, 211083), (18829, 107139), (28671, 70361), (35713, 56487)]