212782178

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{3347}}^1$

素因数の和:3614

約数の個数: 32

約数和(自身を含む): 385689600

約数和(自身を除く): 172907422

約数列:

[1, 2, 7, 14, 19, 38, 133, 239, 266, 478, 1673, 3346, 3347, 4541, 6694, 9082, 23429, 31787, 46858, 63574, 63593, 127186, 445151, 799933, 890302, 1599866, 5599531, 11199062, 15198727, 30397454, 106391089, 212782178]

約数ペア:

[(1, 212782178), (2, 106391089), (7, 30397454), (14, 15198727), (19, 11199062), (38, 5599531), (133, 1599866), (239, 890302), (266, 799933), (478, 445151), (1673, 127186), (3346, 63593), (3347, 63574), (4541, 46858), (6694, 31787), (9082, 23429)]