198859544

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61681}}^1$

素因数の和:61731

約数の個数: 32

約数和(自身を含む): 414503040

約数和(自身を除く): 215643496

約数列:

[1, 2, 4, 8, 13, 26, 31, 52, 62, 104, 124, 248, 403, 806, 1612, 3224, 61681, 123362, 246724, 493448, 801853, 1603706, 1912111, 3207412, 3824222, 6414824, 7648444, 15296888, 24857443, 49714886, 99429772, 198859544]

約数ペア:

[(1, 198859544), (2, 99429772), (4, 49714886), (8, 24857443), (13, 15296888), (26, 7648444), (31, 6414824), (52, 3824222), (62, 3207412), (104, 1912111), (124, 1603706), (248, 801853), (403, 493448), (806, 246724), (1612, 123362), (3224, 61681)]