81229036

素因数分解:

$2^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{409}}^1$

素因数の和:634

約数の個数: 48

約数和(自身を含む): 167791680

約数和(自身を除く): 86562644

約数列:

[1, 2, 4, 7, 14, 28, 41, 82, 164, 173, 287, 346, 409, 574, 692, 818, 1148, 1211, 1636, 2422, 2863, 4844, 5726, 7093, 11452, 14186, 16769, 28372, 33538, 49651, 67076, 70757, 99302, 117383, 141514, 198604, 234766, 283028, 469532, 495299, 990598, 1981196, 2901037, 5802074, 11604148, 20307259, 40614518, 81229036]

約数ペア:

[(1, 81229036), (2, 40614518), (4, 20307259), (7, 11604148), (14, 5802074), (28, 2901037), (41, 1981196), (82, 990598), (164, 495299), (173, 469532), (287, 283028), (346, 234766), (409, 198604), (574, 141514), (692, 117383), (818, 99302), (1148, 70757), (1211, 67076), (1636, 49651), (2422, 33538), (2863, 28372), (4844, 16769), (5726, 14186), (7093, 11452)]