19043475

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{563}}^1$

素因数の和:628

約数の個数: 48

約数和(自身を含む): 35247744

約数和(自身を除く): 16204269

約数列:

[1, 3, 5, 11, 15, 25, 33, 41, 55, 75, 123, 165, 205, 275, 451, 563, 615, 825, 1025, 1353, 1689, 2255, 2815, 3075, 6193, 6765, 8445, 11275, 14075, 18579, 23083, 30965, 33825, 42225, 69249, 92895, 115415, 154825, 253913, 346245, 464475, 577075, 761739, 1269565, 1731225, 3808695, 6347825, 19043475]

約数ペア:

[(1, 19043475), (3, 6347825), (5, 3808695), (11, 1731225), (15, 1269565), (25, 761739), (33, 577075), (41, 464475), (55, 346245), (75, 253913), (123, 154825), (165, 115415), (205, 92895), (275, 69249), (451, 42225), (563, 33825), (615, 30965), (825, 23083), (1025, 18579), (1353, 14075), (1689, 11275), (2255, 8445), (2815, 6765), (3075, 6193)]