397739692

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^4\times {\mathrm{109}}^1$

素因数の和:196

約数の個数: 60

約数和(自身を含む): 847375760

約数和(自身を除く): 449636068

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 109, 133, 218, 266, 361, 436, 532, 722, 763, 1444, 1526, 2071, 2527, 3052, 4142, 5054, 6859, 8284, 10108, 13718, 14497, 27436, 28994, 39349, 48013, 57988, 78698, 96026, 130321, 157396, 192052, 260642, 275443, 521284, 550886, 747631, 912247, 1101772, 1495262, 1824494, 2990524, 3648988, 5233417, 10466834, 14204989, 20933668, 28409978, 56819956, 99434923, 198869846, 397739692]

約数ペア:

[(1, 397739692), (2, 198869846), (4, 99434923), (7, 56819956), (14, 28409978), (19, 20933668), (28, 14204989), (38, 10466834), (76, 5233417), (109, 3648988), (133, 2990524), (218, 1824494), (266, 1495262), (361, 1101772), (436, 912247), (532, 747631), (722, 550886), (763, 521284), (1444, 275443), (1526, 260642), (2071, 192052), (2527, 157396), (3052, 130321), (4142, 96026), (5054, 78698), (6859, 57988), (8284, 48013), (10108, 39349), (13718, 28994), (14497, 27436)]