138459356

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{12647}}^1$

素因数の和:12698

約数の個数: 48

約数和(自身を含む): 305980416

約数和(自身を除く): 167521060

約数列:

[1, 2, 4, 7, 14, 17, 23, 28, 34, 46, 68, 92, 119, 161, 238, 322, 391, 476, 644, 782, 1564, 2737, 5474, 10948, 12647, 25294, 50588, 88529, 177058, 214999, 290881, 354116, 429998, 581762, 859996, 1163524, 1504993, 2036167, 3009986, 4072334, 4944977, 6019972, 8144668, 9889954, 19779908, 34614839, 69229678, 138459356]

約数ペア:

[(1, 138459356), (2, 69229678), (4, 34614839), (7, 19779908), (14, 9889954), (17, 8144668), (23, 6019972), (28, 4944977), (34, 4072334), (46, 3009986), (68, 2036167), (92, 1504993), (119, 1163524), (161, 859996), (238, 581762), (322, 429998), (391, 354116), (476, 290881), (644, 214999), (782, 177058), (1564, 88529), (2737, 50588), (5474, 25294), (10948, 12647)]