158379273

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{653}}^1\times {\mathrm{691}}^1$

素因数の和:1366

約数の個数: 32

約数和(自身を含む): 253438080

約数和(自身を除く): 95058807

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 653, 691, 1959, 2073, 5877, 6219, 8489, 8983, 17631, 18657, 25467, 26949, 76401, 80847, 229203, 242541, 451223, 1353669, 4061007, 5865899, 12183021, 17597697, 52793091, 158379273]

約数ペア:

[(1, 158379273), (3, 52793091), (9, 17597697), (13, 12183021), (27, 5865899), (39, 4061007), (117, 1353669), (351, 451223), (653, 242541), (691, 229203), (1959, 80847), (2073, 76401), (5877, 26949), (6219, 25467), (8489, 18657), (8983, 17631)]