208767573

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7583}}^1$

素因数の和:7638

約数の個数: 48

約数和(自身を含む): 378593280

約数和(自身を除く): 169825707

約数列:

[1, 3, 7, 9, 19, 21, 23, 57, 63, 69, 133, 161, 171, 207, 399, 437, 483, 1197, 1311, 1449, 3059, 3933, 7583, 9177, 22749, 27531, 53081, 68247, 144077, 159243, 174409, 432231, 477729, 523227, 1008539, 1220863, 1296693, 1569681, 3025617, 3313771, 3662589, 9076851, 9941313, 10987767, 23196397, 29823939, 69589191, 208767573]

約数ペア:

[(1, 208767573), (3, 69589191), (7, 29823939), (9, 23196397), (19, 10987767), (21, 9941313), (23, 9076851), (57, 3662589), (63, 3313771), (69, 3025617), (133, 1569681), (161, 1296693), (171, 1220863), (207, 1008539), (399, 523227), (437, 477729), (483, 432231), (1197, 174409), (1311, 159243), (1449, 144077), (3059, 68247), (3933, 53081), (7583, 27531), (9177, 22749)]