42120108

素因数分解:

$2^2\times 3^3\times {\mathrm{390001}}^1$

素因数の和:390014

約数の個数: 24

約数和(自身を含む): 109200560

約数和(自身を除く): 67080452

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 390001, 780002, 1170003, 1560004, 2340006, 3510009, 4680012, 7020018, 10530027, 14040036, 21060054, 42120108]

約数ペア:

[(1, 42120108), (2, 21060054), (3, 14040036), (4, 10530027), (6, 7020018), (9, 4680012), (12, 3510009), (18, 2340006), (27, 1560004), (36, 1170003), (54, 780002), (108, 390001)]