428534750

素因数分解:

$2^1\times 5^3\times 7^1\times {\mathrm{244877}}^1$

素因数の和:244901

約数の個数: 32

約数和(自身を含む): 916823232

約数和(自身を除く): 488288482

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 50, 70, 125, 175, 250, 350, 875, 1750, 244877, 489754, 1224385, 1714139, 2448770, 3428278, 6121925, 8570695, 12243850, 17141390, 30609625, 42853475, 61219250, 85706950, 214267375, 428534750]

約数ペア:

[(1, 428534750), (2, 214267375), (5, 85706950), (7, 61219250), (10, 42853475), (14, 30609625), (25, 17141390), (35, 12243850), (50, 8570695), (70, 6121925), (125, 3428278), (175, 2448770), (250, 1714139), (350, 1224385), (875, 489754), (1750, 244877)]