80898678

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{9043}}^1$

素因数の和:9129

約数の個数: 48

約数和(自身を含む): 203164416

約数和(自身を除く): 122265738

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 71, 126, 142, 213, 426, 497, 639, 994, 1278, 1491, 2982, 4473, 8946, 9043, 18086, 27129, 54258, 63301, 81387, 126602, 162774, 189903, 379806, 569709, 642053, 1139418, 1284106, 1926159, 3852318, 4494371, 5778477, 8988742, 11556954, 13483113, 26966226, 40449339, 80898678]

約数ペア:

[(1, 80898678), (2, 40449339), (3, 26966226), (6, 13483113), (7, 11556954), (9, 8988742), (14, 5778477), (18, 4494371), (21, 3852318), (42, 1926159), (63, 1284106), (71, 1139418), (126, 642053), (142, 569709), (213, 379806), (426, 189903), (497, 162774), (639, 126602), (994, 81387), (1278, 63301), (1491, 54258), (2982, 27129), (4473, 18086), (8946, 9043)]