81642468

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{11551}}^1$

素因数の和:11608

約数の個数: 48

約数和(自身を含む): 207011840

約数和(自身を除く): 125369372

約数列:

[1, 2, 3, 4, 6, 12, 19, 31, 38, 57, 62, 76, 93, 114, 124, 186, 228, 372, 589, 1178, 1767, 2356, 3534, 7068, 11551, 23102, 34653, 46204, 69306, 138612, 219469, 358081, 438938, 658407, 716162, 877876, 1074243, 1316814, 1432324, 2148486, 2633628, 4296972, 6803539, 13607078, 20410617, 27214156, 40821234, 81642468]

約数ペア:

[(1, 81642468), (2, 40821234), (3, 27214156), (4, 20410617), (6, 13607078), (12, 6803539), (19, 4296972), (31, 2633628), (38, 2148486), (57, 1432324), (62, 1316814), (76, 1074243), (93, 877876), (114, 716162), (124, 658407), (186, 438938), (228, 358081), (372, 219469), (589, 138612), (1178, 69306), (1767, 46204), (2356, 34653), (3534, 23102), (7068, 11551)]