28279986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{419}}^1\times {\mathrm{1607}}^1$

素因数の和:2038

約数の個数: 32

約数和(自身を含む): 64834560

約数和(自身を除く): 36554574

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 419, 838, 1257, 1607, 2514, 2933, 3214, 4821, 5866, 8799, 9642, 11249, 17598, 22498, 33747, 67494, 673333, 1346666, 2019999, 4039998, 4713331, 9426662, 14139993, 28279986]

約数ペア:

[(1, 28279986), (2, 14139993), (3, 9426662), (6, 4713331), (7, 4039998), (14, 2019999), (21, 1346666), (42, 673333), (419, 67494), (838, 33747), (1257, 22498), (1607, 17598), (2514, 11249), (2933, 9642), (3214, 8799), (4821, 5866)]