15804938289

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{56857}}^1$

素因数の和:56966

約数の個数: 48

約数和(自身を含む): 25719830016

約数和(自身を除く): 9914891727

約数列:

[1, 3, 7, 21, 31, 49, 61, 93, 147, 183, 217, 427, 651, 1281, 1519, 1891, 2989, 4557, 5673, 8967, 13237, 39711, 56857, 92659, 170571, 277977, 397999, 1193997, 1762567, 2785993, 3468277, 5287701, 8357979, 10404831, 12337969, 24277939, 37013907, 72833817, 86365783, 107516587, 169945573, 259097349, 322549761, 509836719, 752616109, 2257848327, 5268312763, 15804938289]

約数ペア:

[(1, 15804938289), (3, 5268312763), (7, 2257848327), (21, 752616109), (31, 509836719), (49, 322549761), (61, 259097349), (93, 169945573), (147, 107516587), (183, 86365783), (217, 72833817), (427, 37013907), (651, 24277939), (1281, 12337969), (1519, 10404831), (1891, 8357979), (2989, 5287701), (4557, 3468277), (5673, 2785993), (8967, 1762567), (13237, 1193997), (39711, 397999), (56857, 277977), (92659, 170571)]