51153813

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{47}}^2\times {\mathrm{83}}^1$

素因数の和:214

約数の個数: 36

約数和(自身を含む): 78868608

約数和(自身を除く): 27714795

約数列:

[1, 3, 9, 31, 47, 83, 93, 141, 249, 279, 423, 747, 1457, 2209, 2573, 3901, 4371, 6627, 7719, 11703, 13113, 19881, 23157, 35109, 68479, 120931, 183347, 205437, 362793, 550041, 616311, 1088379, 1650123, 5683757, 17051271, 51153813]

約数ペア:

[(1, 51153813), (3, 17051271), (9, 5683757), (31, 1650123), (47, 1088379), (83, 616311), (93, 550041), (141, 362793), (249, 205437), (279, 183347), (423, 120931), (747, 68479), (1457, 35109), (2209, 23157), (2573, 19881), (3901, 13113), (4371, 11703), (6627, 7719)]