218970828

素因数分解:

$2^2\times 3^2\times {\mathrm{101}}^1\times {\mathrm{60223}}^1$

素因数の和:60334

約数の個数: 36

約数和(自身を含む): 558999168

約数和(自身を除く): 340028340

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 101, 202, 303, 404, 606, 909, 1212, 1818, 3636, 60223, 120446, 180669, 240892, 361338, 542007, 722676, 1084014, 2168028, 6082523, 12165046, 18247569, 24330092, 36495138, 54742707, 72990276, 109485414, 218970828]

約数ペア:

[(1, 218970828), (2, 109485414), (3, 72990276), (4, 54742707), (6, 36495138), (9, 24330092), (12, 18247569), (18, 12165046), (36, 6082523), (101, 2168028), (202, 1084014), (303, 722676), (404, 542007), (606, 361338), (909, 240892), (1212, 180669), (1818, 120446), (3636, 60223)]