123781948

素因数分解:

$2^2\times {\mathrm{151}}^1\times {\mathrm{223}}^1\times {\mathrm{919}}^1$

素因数の和:1297

約数の個数: 24

約数和(自身を含む): 219269120

約数和(自身を除く): 95487172

約数列:

[1, 2, 4, 151, 223, 302, 446, 604, 892, 919, 1838, 3676, 33673, 67346, 134692, 138769, 204937, 277538, 409874, 555076, 819748, 30945487, 61890974, 123781948]

約数ペア:

[(1, 123781948), (2, 61890974), (4, 30945487), (151, 819748), (223, 555076), (302, 409874), (446, 277538), (604, 204937), (892, 138769), (919, 134692), (1838, 67346), (3676, 33673)]