521190256

素因数分解:

$2^4\times {\mathrm{211}}^1\times {\mathrm{263}}^1\times {\mathrm{587}}^1$

素因数の和:1069

約数の個数: 40

約数和(自身を含む): 1020184704

約数和(自身を除く): 498994448

約数列:

[1, 2, 4, 8, 16, 211, 263, 422, 526, 587, 844, 1052, 1174, 1688, 2104, 2348, 3376, 4208, 4696, 9392, 55493, 110986, 123857, 154381, 221972, 247714, 308762, 443944, 495428, 617524, 887888, 990856, 1235048, 1981712, 2470096, 32574391, 65148782, 130297564, 260595128, 521190256]

約数ペア:

[(1, 521190256), (2, 260595128), (4, 130297564), (8, 65148782), (16, 32574391), (211, 2470096), (263, 1981712), (422, 1235048), (526, 990856), (587, 887888), (844, 617524), (1052, 495428), (1174, 443944), (1688, 308762), (2104, 247714), (2348, 221972), (3376, 154381), (4208, 123857), (4696, 110986), (9392, 55493)]