1221990302

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{48907}}^1$

素因数の和:48984

約数の個数: 24

約数和(自身を含む): 2039757048

約数和(自身を除く): 817766746

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 961, 1922, 12493, 24986, 48907, 97814, 635791, 1271582, 1516117, 3032234, 19709521, 39419042, 46999627, 93999254, 610995151, 1221990302]

約数ペア:

[(1, 1221990302), (2, 610995151), (13, 93999254), (26, 46999627), (31, 39419042), (62, 19709521), (403, 3032234), (806, 1516117), (961, 1271582), (1922, 635791), (12493, 97814), (24986, 48907)]