261660762

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:556

約数の個数: 96

約数和(自身を含む): 643046976

約数和(自身を除く): 381386214

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 43, 66, 73, 86, 99, 129, 146, 198, 219, 258, 387, 421, 438, 473, 657, 774, 803, 842, 946, 1263, 1314, 1419, 1606, 2409, 2526, 2838, 3139, 3789, 4257, 4631, 4818, 6278, 7227, 7578, 8514, 9262, 9417, 13893, 14454, 18103, 18834, 27786, 28251, 30733, 34529, 36206, 41679, 54309, 56502, 61466, 69058, 83358, 92199, 103587, 108618, 162927, 184398, 199133, 207174, 276597, 310761, 325854, 338063, 398266, 553194, 597399, 621522, 676126, 1014189, 1194798, 1321519, 1792197, 2028378, 2643038, 3042567, 3584394, 3964557, 6085134, 7929114, 11893671, 14536709, 23787342, 29073418, 43610127, 87220254, 130830381, 261660762]

約数ペア:

[(1, 261660762), (2, 130830381), (3, 87220254), (6, 43610127), (9, 29073418), (11, 23787342), (18, 14536709), (22, 11893671), (33, 7929114), (43, 6085134), (66, 3964557), (73, 3584394), (86, 3042567), (99, 2643038), (129, 2028378), (146, 1792197), (198, 1321519), (219, 1194798), (258, 1014189), (387, 676126), (421, 621522), (438, 597399), (473, 553194), (657, 398266), (774, 338063), (803, 325854), (842, 310761), (946, 276597), (1263, 207174), (1314, 199133), (1419, 184398), (1606, 162927), (2409, 108618), (2526, 103587), (2838, 92199), (3139, 83358), (3789, 69058), (4257, 61466), (4631, 56502), (4818, 54309), (6278, 41679), (7227, 36206), (7578, 34529), (8514, 30733), (9262, 28251), (9417, 27786), (13893, 18834), (14454, 18103)]