667828

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:112

約数の個数: 48

約数和(自身を含む): 1499904

約数和(自身を除く): 832076

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 61, 68, 92, 119, 122, 161, 238, 244, 322, 391, 427, 476, 644, 782, 854, 1037, 1403, 1564, 1708, 2074, 2737, 2806, 4148, 5474, 5612, 7259, 9821, 10948, 14518, 19642, 23851, 29036, 39284, 47702, 95404, 166957, 333914, 667828]

約数ペア:

[(1, 667828), (2, 333914), (4, 166957), (7, 95404), (14, 47702), (17, 39284), (23, 29036), (28, 23851), (34, 19642), (46, 14518), (61, 10948), (68, 9821), (92, 7259), (119, 5612), (122, 5474), (161, 4148), (238, 2806), (244, 2737), (322, 2074), (391, 1708), (427, 1564), (476, 1403), (644, 1037), (782, 854)]