68689278

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1657}}^1$

素因数の和:1726

約数の個数: 72

約数和(自身を含む): 176915232

約数和(自身を除く): 108225954

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 49, 63, 94, 98, 126, 141, 147, 282, 294, 329, 423, 441, 658, 846, 882, 987, 1657, 1974, 2303, 2961, 3314, 4606, 4971, 5922, 6909, 9942, 11599, 13818, 14913, 20727, 23198, 29826, 34797, 41454, 69594, 77879, 81193, 104391, 155758, 162386, 208782, 233637, 243579, 467274, 487158, 545153, 700911, 730737, 1090306, 1401822, 1461474, 1635459, 3270918, 3816071, 4906377, 7632142, 9812754, 11448213, 22896426, 34344639, 68689278]

約数ペア:

[(1, 68689278), (2, 34344639), (3, 22896426), (6, 11448213), (7, 9812754), (9, 7632142), (14, 4906377), (18, 3816071), (21, 3270918), (42, 1635459), (47, 1461474), (49, 1401822), (63, 1090306), (94, 730737), (98, 700911), (126, 545153), (141, 487158), (147, 467274), (282, 243579), (294, 233637), (329, 208782), (423, 162386), (441, 155758), (658, 104391), (846, 81193), (882, 77879), (987, 69594), (1657, 41454), (1974, 34797), (2303, 29826), (2961, 23198), (3314, 20727), (4606, 14913), (4971, 13818), (5922, 11599), (6909, 9942)]