71278348

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1283}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 142369920

約数和(自身を除く): 71091572

約数列:

[1, 2, 4, 17, 19, 34, 38, 43, 68, 76, 86, 172, 323, 646, 731, 817, 1283, 1292, 1462, 1634, 2566, 2924, 3268, 5132, 13889, 21811, 24377, 27778, 43622, 48754, 55169, 55556, 87244, 97508, 110338, 220676, 414409, 828818, 937873, 1048211, 1657636, 1875746, 2096422, 3751492, 4192844, 17819587, 35639174, 71278348]

約数ペア:

[(1, 71278348), (2, 35639174), (4, 17819587), (17, 4192844), (19, 3751492), (34, 2096422), (38, 1875746), (43, 1657636), (68, 1048211), (76, 937873), (86, 828818), (172, 414409), (323, 220676), (646, 110338), (731, 97508), (817, 87244), (1283, 55556), (1292, 55169), (1462, 48754), (1634, 43622), (2566, 27778), (2924, 24377), (3268, 21811), (5132, 13889)]