201772641

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{233}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 323953344

約数和(自身を除く): 122180703

約数列:

[1, 3, 7, 21, 43, 49, 129, 137, 147, 233, 301, 411, 699, 903, 959, 1631, 2107, 2877, 4893, 5891, 6321, 6713, 10019, 11417, 17673, 20139, 30057, 31921, 34251, 41237, 70133, 95763, 123711, 210399, 223447, 288659, 490931, 670341, 865977, 1372603, 1472793, 1564129, 4117809, 4692387, 9608221, 28824663, 67257547, 201772641]

約数ペア:

[(1, 201772641), (3, 67257547), (7, 28824663), (21, 9608221), (43, 4692387), (49, 4117809), (129, 1564129), (137, 1472793), (147, 1372603), (233, 865977), (301, 670341), (411, 490931), (699, 288659), (903, 223447), (959, 210399), (1631, 123711), (2107, 95763), (2877, 70133), (4893, 41237), (5891, 34251), (6321, 31921), (6713, 30057), (10019, 20139), (11417, 17673)]