28660422

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{18443}}^1$

素因数の和:18492

約数の個数: 32

約数和(自身を含む): 67283712

約数和(自身を除く): 38623290

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 18443, 36886, 55329, 110658, 129101, 258202, 387303, 682391, 774606, 1364782, 2047173, 4094346, 4776737, 9553474, 14330211, 28660422]

約数ペア:

[(1, 28660422), (2, 14330211), (3, 9553474), (6, 4776737), (7, 4094346), (14, 2047173), (21, 1364782), (37, 774606), (42, 682391), (74, 387303), (111, 258202), (222, 129101), (259, 110658), (518, 55329), (777, 36886), (1554, 18443)]