7998172

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 18188016

約数和(自身を除く): 10189844

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 49, 52, 73, 86, 91, 98, 146, 172, 182, 196, 292, 301, 364, 511, 559, 602, 637, 949, 1022, 1118, 1204, 1274, 1898, 2044, 2107, 2236, 2548, 3139, 3577, 3796, 3913, 4214, 6278, 6643, 7154, 7826, 8428, 12556, 13286, 14308, 15652, 21973, 26572, 27391, 40807, 43946, 46501, 54782, 81614, 87892, 93002, 109564, 153811, 163228, 186004, 285649, 307622, 571298, 615244, 1142596, 1999543, 3999086, 7998172]

約数ペア:

[(1, 7998172), (2, 3999086), (4, 1999543), (7, 1142596), (13, 615244), (14, 571298), (26, 307622), (28, 285649), (43, 186004), (49, 163228), (52, 153811), (73, 109564), (86, 93002), (91, 87892), (98, 81614), (146, 54782), (172, 46501), (182, 43946), (196, 40807), (292, 27391), (301, 26572), (364, 21973), (511, 15652), (559, 14308), (602, 13286), (637, 12556), (949, 8428), (1022, 7826), (1118, 7154), (1204, 6643), (1274, 6278), (1898, 4214), (2044, 3913), (2107, 3796), (2236, 3577), (2548, 3139)]