221126864

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103913}}^1$

素因数の和:103947

約数の個数: 40

約数和(自身を含む): 515413440

約数和(自身を除く): 294286576

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 103913, 207826, 415652, 727391, 831304, 1454782, 1662608, 1974347, 2909564, 3948694, 5819128, 7897388, 11638256, 13820429, 15794776, 27640858, 31589552, 55281716, 110563432, 221126864]

約数ペア:

[(1, 221126864), (2, 110563432), (4, 55281716), (7, 31589552), (8, 27640858), (14, 15794776), (16, 13820429), (19, 11638256), (28, 7897388), (38, 5819128), (56, 3948694), (76, 2909564), (112, 1974347), (133, 1662608), (152, 1454782), (266, 831304), (304, 727391), (532, 415652), (1064, 207826), (2128, 103913)]