25749804549

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1\times {\mathrm{139991}}^1$

素因数の和:140481

約数の個数: 32

約数和(自身を含む): 41392834560

約数和(自身を除く): 15643030011

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 461, 1383, 3227, 8759, 9681, 26277, 61313, 139991, 183939, 419973, 979937, 2659829, 2939811, 7979487, 18618803, 55856409, 64535851, 193607553, 451750957, 1226181169, 1355252871, 3678543507, 8583268183, 25749804549]

約数ペア:

[(1, 25749804549), (3, 8583268183), (7, 3678543507), (19, 1355252871), (21, 1226181169), (57, 451750957), (133, 193607553), (399, 64535851), (461, 55856409), (1383, 18618803), (3227, 7979487), (8759, 2939811), (9681, 2659829), (26277, 979937), (61313, 419973), (139991, 183939)]