40222091

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{271}}^1$

素因数の和:531

約数の個数: 24

約数和(自身を含む): 50791104

約数和(自身を除く): 10569013

約数列:

[1, 7, 13, 49, 91, 233, 271, 637, 1631, 1897, 3029, 3523, 11417, 13279, 21203, 24661, 63143, 148421, 172627, 442001, 820859, 3094007, 5746013, 40222091]

約数ペア:

[(1, 40222091), (7, 5746013), (13, 3094007), (49, 820859), (91, 442001), (233, 172627), (271, 148421), (637, 63143), (1631, 24661), (1897, 21203), (3029, 13279), (3523, 11417)]