664787915

素因数分解:

$5^1\times {\mathrm{11}}^3\times {\mathrm{191}}^1\times {\mathrm{523}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 883740672

約数和(自身を除く): 218952757

約数列:

[1, 5, 11, 55, 121, 191, 523, 605, 955, 1331, 2101, 2615, 5753, 6655, 10505, 23111, 28765, 63283, 99893, 115555, 254221, 316415, 499465, 696113, 1098823, 1271105, 3480565, 5494115, 12087053, 60435265, 132957583, 664787915]

約数ペア:

[(1, 664787915), (5, 132957583), (11, 60435265), (55, 12087053), (121, 5494115), (191, 3480565), (523, 1271105), (605, 1098823), (955, 696113), (1331, 499465), (2101, 316415), (2615, 254221), (5753, 115555), (6655, 99893), (10505, 63283), (23111, 28765)]