72123678

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{647}}^1$

素因数の和:1229

約数の個数: 48

約数和(自身を含む): 171040896

約数和(自身を除く): 98917218

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 563, 647, 1126, 1294, 1689, 1941, 3378, 3882, 5067, 5823, 6193, 7117, 10134, 11646, 12386, 14234, 18579, 21351, 37158, 42702, 55737, 64053, 111474, 128106, 364261, 728522, 1092783, 2185566, 3278349, 4006871, 6556698, 8013742, 12020613, 24041226, 36061839, 72123678]

約数ペア:

[(1, 72123678), (2, 36061839), (3, 24041226), (6, 12020613), (9, 8013742), (11, 6556698), (18, 4006871), (22, 3278349), (33, 2185566), (66, 1092783), (99, 728522), (198, 364261), (563, 128106), (647, 111474), (1126, 64053), (1294, 55737), (1689, 42702), (1941, 37158), (3378, 21351), (3882, 18579), (5067, 14234), (5823, 12386), (6193, 11646), (7117, 10134)]