148908991

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{647}}^1$

素因数の和:740

約数の個数: 32

約数和(自身を含む): 192844800

約数和(自身を除く): 43935809

約数列:

[1, 7, 11, 49, 61, 77, 343, 427, 539, 647, 671, 2989, 3773, 4529, 4697, 7117, 20923, 31703, 32879, 39467, 49819, 221921, 230153, 276269, 348733, 434137, 1933883, 2441131, 3038959, 13537181, 21272713, 148908991]

約数ペア:

[(1, 148908991), (7, 21272713), (11, 13537181), (49, 3038959), (61, 2441131), (77, 1933883), (343, 434137), (427, 348733), (539, 276269), (647, 230153), (671, 221921), (2989, 49819), (3773, 39467), (4529, 32879), (4697, 31703), (7117, 20923)]