217065570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{443}}^1\times {\mathrm{16333}}^1$

素因数の和:16786

約数の個数: 32

約数和(自身を含む): 522165312

約数和(自身を除く): 305099742

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 443, 886, 1329, 2215, 2658, 4430, 6645, 13290, 16333, 32666, 48999, 81665, 97998, 163330, 244995, 489990, 7235519, 14471038, 21706557, 36177595, 43413114, 72355190, 108532785, 217065570]

約数ペア:

[(1, 217065570), (2, 108532785), (3, 72355190), (5, 43413114), (6, 36177595), (10, 21706557), (15, 14471038), (30, 7235519), (443, 489990), (886, 244995), (1329, 163330), (2215, 97998), (2658, 81665), (4430, 48999), (6645, 32666), (13290, 16333)]