353297988

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{277}}^1\times {\mathrm{499}}^1$

素因数の和:857

約数の個数: 72

約数和(自身を含む): 910728000

約数和(自身を除く): 557430012

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 277, 284, 426, 499, 554, 639, 831, 852, 998, 1108, 1278, 1497, 1662, 1996, 2493, 2556, 2994, 3324, 4491, 4986, 5988, 8982, 9972, 17964, 19667, 35429, 39334, 59001, 70858, 78668, 106287, 118002, 138223, 141716, 177003, 212574, 236004, 276446, 318861, 354006, 414669, 425148, 552892, 637722, 708012, 829338, 1244007, 1275444, 1658676, 2488014, 4976028, 9813833, 19627666, 29441499, 39255332, 58882998, 88324497, 117765996, 176648994, 353297988]

約数ペア:

[(1, 353297988), (2, 176648994), (3, 117765996), (4, 88324497), (6, 58882998), (9, 39255332), (12, 29441499), (18, 19627666), (36, 9813833), (71, 4976028), (142, 2488014), (213, 1658676), (277, 1275444), (284, 1244007), (426, 829338), (499, 708012), (554, 637722), (639, 552892), (831, 425148), (852, 414669), (998, 354006), (1108, 318861), (1278, 276446), (1497, 236004), (1662, 212574), (1996, 177003), (2493, 141716), (2556, 138223), (2994, 118002), (3324, 106287), (4491, 78668), (4986, 70858), (5988, 59001), (8982, 39334), (9972, 35429), (17964, 19667)]