231355144

素因数分解:

$2^3\times {\mathrm{89}}^1\times {\mathrm{293}}^1\times {\mathrm{1109}}^1$

素因数の和:1497

約数の個数: 32

約数和(自身を含む): 440559000

約数和(自身を除く): 209203856

約数列:

[1, 2, 4, 8, 89, 178, 293, 356, 586, 712, 1109, 1172, 2218, 2344, 4436, 8872, 26077, 52154, 98701, 104308, 197402, 208616, 324937, 394804, 649874, 789608, 1299748, 2599496, 28919393, 57838786, 115677572, 231355144]

約数ペア:

[(1, 231355144), (2, 115677572), (4, 57838786), (8, 28919393), (89, 2599496), (178, 1299748), (293, 789608), (356, 649874), (586, 394804), (712, 324937), (1109, 208616), (1172, 197402), (2218, 104308), (2344, 98701), (4436, 52154), (8872, 26077)]