213819004

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1\times {\mathrm{1193}}^1$

素因数の和:1414

約数の個数: 48

約数和(自身を含む): 442104768

約数和(自身を除く): 228285764

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 173, 259, 346, 518, 692, 1036, 1193, 1211, 2386, 2422, 4772, 4844, 6401, 8351, 12802, 16702, 25604, 33404, 44141, 44807, 88282, 89614, 176564, 179228, 206389, 308987, 412778, 617974, 825556, 1235948, 1444723, 2889446, 5778892, 7636393, 15272786, 30545572, 53454751, 106909502, 213819004]

約数ペア:

[(1, 213819004), (2, 106909502), (4, 53454751), (7, 30545572), (14, 15272786), (28, 7636393), (37, 5778892), (74, 2889446), (148, 1444723), (173, 1235948), (259, 825556), (346, 617974), (518, 412778), (692, 308987), (1036, 206389), (1193, 179228), (1211, 176564), (2386, 89614), (2422, 88282), (4772, 44807), (4844, 44141), (6401, 33404), (8351, 25604), (12802, 16702)]