203141521

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{163}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 240883200

約数和(自身を除く): 37741679

約数列:

[1, 11, 19, 67, 89, 163, 209, 737, 979, 1273, 1691, 1793, 3097, 5963, 10921, 14003, 14507, 18601, 34067, 65593, 113297, 120131, 159577, 207499, 275633, 971969, 1246267, 2282489, 3031963, 10691659, 18467411, 203141521]

約数ペア:

[(1, 203141521), (11, 18467411), (19, 10691659), (67, 3031963), (89, 2282489), (163, 1246267), (209, 971969), (737, 275633), (979, 207499), (1273, 159577), (1691, 120131), (1793, 113297), (3097, 65593), (5963, 34067), (10921, 18601), (14003, 14507)]