213508722

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137393}}^1$

素因数の和:137442

約数の個数: 32

約数和(自身を含む): 501213312

約数和(自身を除く): 287704590

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 74, 111, 222, 259, 518, 777, 1554, 137393, 274786, 412179, 824358, 961751, 1923502, 2885253, 5083541, 5770506, 10167082, 15250623, 30501246, 35584787, 71169574, 106754361, 213508722]

約数ペア:

[(1, 213508722), (2, 106754361), (3, 71169574), (6, 35584787), (7, 30501246), (14, 15250623), (21, 10167082), (37, 5770506), (42, 5083541), (74, 2885253), (111, 1923502), (222, 961751), (259, 824358), (518, 412179), (777, 274786), (1554, 137393)]