71914947

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3499}}^1$

素因数の和:3563

約数の個数: 32

約数和(自身を含む): 112896000

約数和(自身を除く): 40981053

約数列:

[1, 3, 13, 17, 31, 39, 51, 93, 221, 403, 527, 663, 1209, 1581, 3499, 6851, 10497, 20553, 45487, 59483, 108469, 136461, 178449, 325407, 773279, 1410097, 1843973, 2319837, 4230291, 5531919, 23971649, 71914947]

約数ペア:

[(1, 71914947), (3, 23971649), (13, 5531919), (17, 4230291), (31, 2319837), (39, 1843973), (51, 1410097), (93, 773279), (221, 325407), (403, 178449), (527, 136461), (663, 108469), (1209, 59483), (1581, 45487), (3499, 20553), (6851, 10497)]