427813623

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{349}}^1\times {\mathrm{547}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 644448000

約数和(自身を除く): 216634377

約数列:

[1, 3, 9, 27, 83, 249, 349, 547, 747, 1047, 1641, 2241, 3141, 4923, 9423, 14769, 28967, 45401, 86901, 136203, 190903, 260703, 408609, 572709, 782109, 1225827, 1718127, 5154381, 15844949, 47534847, 142604541, 427813623]

約数ペア:

[(1, 427813623), (3, 142604541), (9, 47534847), (27, 15844949), (83, 5154381), (249, 1718127), (349, 1225827), (547, 782109), (747, 572709), (1047, 408609), (1641, 260703), (2241, 190903), (3141, 136203), (4923, 86901), (9423, 45401), (14769, 28967)]