15697050887

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{271}}^1\times {\mathrm{397}}^1\times {\mathrm{1097}}^1$

素因数の和:1791

約数の個数: 32

約数和(自身を含む): 19018414080

約数和(自身を除く): 3321363193

約数列:

[1, 7, 19, 133, 271, 397, 1097, 1897, 2779, 5149, 7543, 7679, 20843, 36043, 52801, 107587, 145901, 297287, 435509, 753109, 2044153, 2081009, 3048563, 5648453, 8274671, 14309071, 39539171, 57922697, 118022939, 826160573, 2242435841, 15697050887]

約数ペア:

[(1, 15697050887), (7, 2242435841), (19, 826160573), (133, 118022939), (271, 57922697), (397, 39539171), (1097, 14309071), (1897, 8274671), (2779, 5648453), (5149, 3048563), (7543, 2081009), (7679, 2044153), (20843, 753109), (36043, 435509), (52801, 297287), (107587, 145901)]