25015998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{8389}}^1$

素因数の和:8472

約数の個数: 32

約数和(自身を含む): 57991680

約数和(自身を除く): 32975682

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 71, 142, 213, 426, 497, 994, 1491, 2982, 8389, 16778, 25167, 50334, 58723, 117446, 176169, 352338, 595619, 1191238, 1786857, 3573714, 4169333, 8338666, 12507999, 25015998]

約数ペア:

[(1, 25015998), (2, 12507999), (3, 8338666), (6, 4169333), (7, 3573714), (14, 1786857), (21, 1191238), (42, 595619), (71, 352338), (142, 176169), (213, 117446), (426, 58723), (497, 50334), (994, 25167), (1491, 16778), (2982, 8389)]