2130667

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 24

約数和(自身を含む): 2790720

約数和(自身を除く): 660053

約数列:

[1, 7, 11, 49, 59, 67, 77, 413, 469, 539, 649, 737, 2891, 3283, 3953, 4543, 5159, 27671, 31801, 36113, 43483, 193697, 304381, 2130667]

約数ペア:

[(1, 2130667), (7, 304381), (11, 193697), (49, 43483), (59, 36113), (67, 31801), (77, 27671), (413, 5159), (469, 4543), (539, 3953), (649, 3283), (737, 2891)]