390211066

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{10799}}^1$

素因数の和:10926

約数の個数: 32

約数和(自身を含む): 699840000

約数和(自身を除く): 309628934

約数列:

[1, 2, 7, 14, 29, 58, 89, 178, 203, 406, 623, 1246, 2581, 5162, 10799, 18067, 21598, 36134, 75593, 151186, 313171, 626342, 961111, 1922222, 2192197, 4384394, 6727777, 13455554, 27872219, 55744438, 195105533, 390211066]

約数ペア:

[(1, 390211066), (2, 195105533), (7, 55744438), (14, 27872219), (29, 13455554), (58, 6727777), (89, 4384394), (178, 2192197), (203, 1922222), (406, 961111), (623, 626342), (1246, 313171), (2581, 151186), (5162, 75593), (10799, 36134), (18067, 21598)]