878325

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{239}}^1$

素因数の和:266

約数の個数: 36

約数和(自身を含む): 1696320

約数和(自身を除く): 817995

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 147, 175, 239, 245, 525, 717, 735, 1195, 1225, 1673, 3585, 3675, 5019, 5975, 8365, 11711, 17925, 25095, 35133, 41825, 58555, 125475, 175665, 292775, 878325]

約数ペア:

[(1, 878325), (3, 292775), (5, 175665), (7, 125475), (15, 58555), (21, 41825), (25, 35133), (35, 25095), (49, 17925), (75, 11711), (105, 8365), (147, 5975), (175, 5019), (239, 3675), (245, 3585), (525, 1673), (717, 1225), (735, 1195)]