217318192

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149257}}^1$

素因数の和:149285

約数の個数: 40

約数和(自身を含む): 518223776

約数和(自身を除く): 300905584

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 149257, 298514, 597028, 1044799, 1194056, 1940341, 2089598, 2388112, 3880682, 4179196, 7761364, 8358392, 13582387, 15522728, 16716784, 27164774, 31045456, 54329548, 108659096, 217318192]

約数ペア:

[(1, 217318192), (2, 108659096), (4, 54329548), (7, 31045456), (8, 27164774), (13, 16716784), (14, 15522728), (16, 13582387), (26, 8358392), (28, 7761364), (52, 4179196), (56, 3880682), (91, 2388112), (104, 2089598), (112, 1940341), (182, 1194056), (208, 1044799), (364, 597028), (728, 298514), (1456, 149257)]