384256383

素因数分解:

$3^1\times 7^3\times {\mathrm{421}}^1\times {\mathrm{887}}^1$

素因数の和:1332

約数の個数: 32

約数和(自身を含む): 599577600

約数和(自身を除く): 215321217

約数列:

[1, 3, 7, 21, 49, 147, 343, 421, 887, 1029, 1263, 2661, 2947, 6209, 8841, 18627, 20629, 43463, 61887, 130389, 144403, 304241, 373427, 433209, 912723, 1120281, 2613989, 7841967, 18297923, 54893769, 128085461, 384256383]

約数ペア:

[(1, 384256383), (3, 128085461), (7, 54893769), (21, 18297923), (49, 7841967), (147, 2613989), (343, 1120281), (421, 912723), (887, 433209), (1029, 373427), (1263, 304241), (2661, 144403), (2947, 130389), (6209, 61887), (8841, 43463), (18627, 20629)]