2661330243

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1621}}^1$

素因数の和:1780

約数の個数: 64

約数和(自身を含む): 4316336640

約数和(自身を除く): 1655006397

約数列:

[1, 3, 11, 13, 33, 39, 43, 89, 129, 143, 267, 429, 473, 559, 979, 1157, 1419, 1621, 1677, 2937, 3471, 3827, 4863, 6149, 11481, 12727, 17831, 18447, 21073, 38181, 42097, 49751, 53493, 63219, 69703, 126291, 144269, 149253, 209109, 231803, 432807, 547261, 695409, 766733, 906139, 1586959, 1641783, 1875497, 2300199, 2718417, 4760877, 5626491, 6203567, 9967529, 18610701, 20630467, 29902587, 61891401, 68239237, 80646371, 204717711, 241939113, 887110081, 2661330243]

約数ペア:

[(1, 2661330243), (3, 887110081), (11, 241939113), (13, 204717711), (33, 80646371), (39, 68239237), (43, 61891401), (89, 29902587), (129, 20630467), (143, 18610701), (267, 9967529), (429, 6203567), (473, 5626491), (559, 4760877), (979, 2718417), (1157, 2300199), (1419, 1875497), (1621, 1641783), (1677, 1586959), (2937, 906139), (3471, 766733), (3827, 695409), (4863, 547261), (6149, 432807), (11481, 231803), (12727, 209109), (17831, 149253), (18447, 144269), (21073, 126291), (38181, 69703), (42097, 63219), (49751, 53493)]