399207088

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^2\times {\mathrm{3709}}^1$

素因数の和:3786

約数の個数: 60

約数和(自身を含む): 913639440

約数和(自身を除く): 514432352

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 961, 1736, 1922, 3472, 3709, 3844, 6727, 7418, 7688, 13454, 14836, 15376, 25963, 26908, 29672, 51926, 53816, 59344, 103852, 107632, 114979, 207704, 229958, 415408, 459916, 804853, 919832, 1609706, 1839664, 3219412, 3564349, 6438824, 7128698, 12877648, 14257396, 24950443, 28514792, 49900886, 57029584, 99801772, 199603544, 399207088]

約数ペア:

[(1, 399207088), (2, 199603544), (4, 99801772), (7, 57029584), (8, 49900886), (14, 28514792), (16, 24950443), (28, 14257396), (31, 12877648), (56, 7128698), (62, 6438824), (112, 3564349), (124, 3219412), (217, 1839664), (248, 1609706), (434, 919832), (496, 804853), (868, 459916), (961, 415408), (1736, 229958), (1922, 207704), (3472, 114979), (3709, 107632), (3844, 103852), (6727, 59344), (7418, 53816), (7688, 51926), (13454, 29672), (14836, 26908), (15376, 25963)]