221750424

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{439981}}^1$

素因数の和:440000

約数の個数: 48

約数和(自身を含む): 686371920

約数和(自身を除く): 464621496

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 439981, 879962, 1319943, 1759924, 2639886, 3079867, 3519848, 3959829, 5279772, 6159734, 7919658, 9239601, 10559544, 12319468, 15839316, 18479202, 24638936, 27718803, 31678632, 36958404, 55437606, 73916808, 110875212, 221750424]

約数ペア:

[(1, 221750424), (2, 110875212), (3, 73916808), (4, 55437606), (6, 36958404), (7, 31678632), (8, 27718803), (9, 24638936), (12, 18479202), (14, 15839316), (18, 12319468), (21, 10559544), (24, 9239601), (28, 7919658), (36, 6159734), (42, 5279772), (56, 3959829), (63, 3519848), (72, 3079867), (84, 2639886), (126, 1759924), (168, 1319943), (252, 879962), (504, 439981)]