221750470809

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{983}}^1\times {\mathrm{188459}}^1$

素因数の和:189474

約数の個数: 48

約数和(自身を含む): 385724851200

約数和(自身を除く): 163974380391

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 983, 1197, 2949, 6881, 8847, 18677, 20643, 56031, 61929, 130739, 168093, 188459, 392217, 565377, 1176651, 1319213, 1696131, 3580721, 3957639, 10742163, 11872917, 25065047, 32226489, 75195141, 185255197, 225585423, 555765591, 1296786379, 1667296773, 3519848743, 3890359137, 10559546229, 11671077411, 24638941201, 31678638687, 73916823603, 221750470809]

約数ペア:

[(1, 221750470809), (3, 73916823603), (7, 31678638687), (9, 24638941201), (19, 11671077411), (21, 10559546229), (57, 3890359137), (63, 3519848743), (133, 1667296773), (171, 1296786379), (399, 555765591), (983, 225585423), (1197, 185255197), (2949, 75195141), (6881, 32226489), (8847, 25065047), (18677, 11872917), (20643, 10742163), (56031, 3957639), (61929, 3580721), (130739, 1696131), (168093, 1319213), (188459, 1176651), (392217, 565377)]