397894890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{30773}}^1$

素因数の和:31214

約数の個数: 32

約数和(自身を含む): 957194496

約数和(自身を除く): 559299606

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 431, 862, 1293, 2155, 2586, 4310, 6465, 12930, 30773, 61546, 92319, 153865, 184638, 307730, 461595, 923190, 13263163, 26526326, 39789489, 66315815, 79578978, 132631630, 198947445, 397894890]

約数ペア:

[(1, 397894890), (2, 198947445), (3, 132631630), (5, 79578978), (6, 66315815), (10, 39789489), (15, 26526326), (30, 13263163), (431, 923190), (862, 461595), (1293, 307730), (2155, 184638), (2586, 153865), (4310, 92319), (6465, 61546), (12930, 30773)]