128404878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{50119}}^1$

素因数の和:50192

約数の個数: 32

約数和(自身を含む): 298314240

約数和(自身を除く): 169909362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 366, 427, 854, 1281, 2562, 50119, 100238, 150357, 300714, 350833, 701666, 1052499, 2104998, 3057259, 6114518, 9171777, 18343554, 21400813, 42801626, 64202439, 128404878]

約数ペア:

[(1, 128404878), (2, 64202439), (3, 42801626), (6, 21400813), (7, 18343554), (14, 9171777), (21, 6114518), (42, 3057259), (61, 2104998), (122, 1052499), (183, 701666), (366, 350833), (427, 300714), (854, 150357), (1281, 100238), (2562, 50119)]