219198213

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{487}}^1\times {\mathrm{3847}}^1$

素因数の和:4353

約数の個数: 24

約数和(自身を含む): 341763968

約数和(自身を除く): 122565755

約数列:

[1, 3, 9, 13, 39, 117, 487, 1461, 3847, 4383, 6331, 11541, 18993, 34623, 50011, 56979, 150033, 450099, 1873489, 5620467, 16861401, 24355357, 73066071, 219198213]

約数ペア:

[(1, 219198213), (3, 73066071), (9, 24355357), (13, 16861401), (39, 5620467), (117, 1873489), (487, 450099), (1461, 150033), (3847, 56979), (4383, 50011), (6331, 34623), (11541, 18993)]