387156868

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{39619}}^1$

素因数の和:39979

約数の個数: 24

約数和(自身を含む): 776552000

約数和(自身を除く): 389395132

約数列:

[1, 2, 4, 7, 14, 28, 349, 698, 1396, 2443, 4886, 9772, 39619, 79238, 158476, 277333, 554666, 1109332, 13827031, 27654062, 55308124, 96789217, 193578434, 387156868]

約数ペア:

[(1, 387156868), (2, 193578434), (4, 96789217), (7, 55308124), (14, 27654062), (28, 13827031), (349, 1109332), (698, 554666), (1396, 277333), (2443, 158476), (4886, 79238), (9772, 39619)]