81579852

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{10639}}^1$

素因数の和:10723

約数の個数: 48

約数和(自身を含む): 214502400

約数和(自身を除く): 132922548

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3834, 7668, 10639, 21278, 31917, 42556, 63834, 95751, 127668, 191502, 287253, 383004, 574506, 755369, 1149012, 1510738, 2266107, 3021476, 4532214, 6798321, 9064428, 13596642, 20394963, 27193284, 40789926, 81579852]

約数ペア:

[(1, 81579852), (2, 40789926), (3, 27193284), (4, 20394963), (6, 13596642), (9, 9064428), (12, 6798321), (18, 4532214), (27, 3021476), (36, 2266107), (54, 1510738), (71, 1149012), (108, 755369), (142, 574506), (213, 383004), (284, 287253), (426, 191502), (639, 127668), (852, 95751), (1278, 63834), (1917, 42556), (2556, 31917), (3834, 21278), (7668, 10639)]