1253639845

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1\times {\mathrm{787}}^1$

素因数の和:1105

約数の個数: 32

約数和(自身を含む): 1597685760

約数和(自身を除く): 344045915

約数列:

[1, 5, 31, 43, 155, 215, 239, 787, 1195, 1333, 3935, 6665, 7409, 10277, 24397, 33841, 37045, 51385, 121985, 169205, 188093, 318587, 940465, 1049071, 1592935, 5245355, 5830883, 8087999, 29154415, 40439995, 250727969, 1253639845]

約数ペア:

[(1, 1253639845), (5, 250727969), (31, 40439995), (43, 29154415), (155, 8087999), (215, 5830883), (239, 5245355), (787, 1592935), (1195, 1049071), (1333, 940465), (3935, 318587), (6665, 188093), (7409, 169205), (10277, 121985), (24397, 51385), (33841, 37045)]