40557257

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 49351680

約数和(自身を除く): 8794423

約数列:

[1, 13, 17, 23, 79, 101, 221, 299, 391, 1027, 1313, 1343, 1717, 1817, 2323, 5083, 7979, 17459, 22321, 23621, 30199, 30889, 39491, 103727, 135643, 183517, 401557, 513383, 1763359, 2385721, 3119789, 40557257]

約数ペア:

[(1, 40557257), (13, 3119789), (17, 2385721), (23, 1763359), (79, 513383), (101, 401557), (221, 183517), (299, 135643), (391, 103727), (1027, 39491), (1313, 30889), (1343, 30199), (1717, 23621), (1817, 22321), (2323, 17459), (5083, 7979)]