1231036686

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^2$

素因数の和:574

約数の個数: 72

約数和(自身を含む): 2943045144

約数和(自身を除く): 1712008458

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 157, 198, 199, 314, 398, 471, 597, 942, 1194, 1413, 1727, 1791, 2189, 2826, 3454, 3582, 4378, 5181, 6567, 10362, 13134, 15543, 19701, 31086, 31243, 39402, 39601, 62486, 79202, 93729, 118803, 187458, 237606, 281187, 343673, 356409, 435611, 562374, 687346, 712818, 871222, 1031019, 1306833, 2062038, 2613666, 3093057, 3920499, 6186114, 6217357, 7840998, 12434714, 18652071, 37304142, 55956213, 68390927, 111912426, 136781854, 205172781, 410345562, 615518343, 1231036686]

約数ペア:

[(1, 1231036686), (2, 615518343), (3, 410345562), (6, 205172781), (9, 136781854), (11, 111912426), (18, 68390927), (22, 55956213), (33, 37304142), (66, 18652071), (99, 12434714), (157, 7840998), (198, 6217357), (199, 6186114), (314, 3920499), (398, 3093057), (471, 2613666), (597, 2062038), (942, 1306833), (1194, 1031019), (1413, 871222), (1727, 712818), (1791, 687346), (2189, 562374), (2826, 435611), (3454, 356409), (3582, 343673), (4378, 281187), (5181, 237606), (6567, 187458), (10362, 118803), (13134, 93729), (15543, 79202), (19701, 62486), (31086, 39601), (31243, 39402)]